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Dinosaurusten ikä

U+60;p class=U+34;ql-align-centerU+34;U+62;U+60;span style=U+34;font-size: 36px;U+34; class=U+34;ql-font-UbuntuU+34;U+62;The age of the dinosaursU+60;/spanU+62;U+60;/pU+62;

U+60;p class=U+34;ql-align-centerU+34;U+62;U+60;em class=U+34;ql-font-RobotoU+34; style=U+34;line-height: 1.5; font-size: 12px; color: rgb(136, 136, 136);U+34;U+62;Content from: U+60;/emU+62;U+60;em style=U+34;font-size: 12px; color: rgb(136, 136, 136);U+34;U+62;https://en.wikipedia.org/wiki/MesozoicU+60;/emU+62;U+60;/pU+62;

U+60;pU+62;U+60;span style=U+34;line-height: 1.8; font-size: 18px; color: rgb(32, 33, 34);U+34;U+62;The Mesozoic era was preceded by the&nbsp;U+60;/spanU+62;U+60;a href=U+34;https://en.wikipedia.org/wiki/PaleozoicU+34; rel=U+34;noopener noreferrerU+34; target=U+34;_blankU+34; style=U+34;line-height: 1.8; font-size: 18px; color: rgb(6, 69, 173);U+34;U+62;PaleozoicU+60;/aU+62;U+60;span style=U+34;line-height: 1.8; font-size: 18px; color: rgb(32, 33, 34);U+34;U+62;&nbsp;(U+34;ancient lifeU+34;) and succeeded by the&nbsp;U+60;/spanU+62;U+60;a href=U+34;https://en.wikipedia.org/wiki/CenozoicU+34; rel=U+34;noopener noreferrerU+34; target=U+34;_blankU+34; style=U+34;line-height: 1.8; font-size: 18px; color: rgb(6, 69, 173);U+34;U+62;CenozoicU+60;/aU+62;U+60;span style=U+34;line-height: 1.8; font-size: 18px; color: rgb(32, 33, 34);U+34;U+62;&nbsp;(U+34;new lifeU+34;). The era is subdivided into three&nbsp;U+60;/spanU+62;U+60;a href=U+34;https://en.wikipedia.org/wiki/Period_(geology)U+34; rel=U+34;noopener noreferrerU+34; target=U+34;_blankU+34; style=U+34;line-height: 1.8; font-size: 18px; color: rgb(6, 69, 173);U+34;U+62;periodsU+60;/aU+62;U+60;span style=U+34;line-height: 1.8; font-size: 18px; color: rgb(32, 33, 34);U+34;U+62;: the&nbsp;U+60;/spanU+62;U+60;a href=U+34;https://en.wikipedia.org/wiki/TriassicU+34; rel=U+34;noopener noreferrerU+34; target=U+34;_blankU+34; style=U+34;line-height: 1.8; font-size: 18px; color: rgb(6, 69, 173);U+34;U+62;TriassicU+60;/aU+62;U+60;span style=U+34;line-height: 1.8; font-size: 18px; color: rgb(32, 33, 34);U+34;U+62;,&nbsp;U+60;/spanU+62;U+60;a href=U+34;https://en.wikipedia.org/wiki/JurassicU+34; rel=U+34;noopener noreferrerU+34; target=U+34;_blankU+34; style=U+34;line-height: 1.8; font-size: 18px; color: rgb(6, 69, 173);U+34;U+62;JurassicU+60;/aU+62;U+60;span style=U+34;line-height: 1.8; font-size: 18px; color: rgb(32, 33, 34);U+34;U+62;, and&nbsp;U+60;/spanU+62;U+60;a href=U+34;https://en.wikipedia.org/wiki/CretaceousU+34; rel=U+34;noopener noreferrerU+34; target=U+34;_blankU+34; style=U+34;line-height: 1.8; font-size: 18px; color: rgb(6, 69, 173);U+34;U+62;CretaceousU+60;/aU+62;U+60;span style=U+34;line-height: 1.8; font-size: 18px; color: rgb(32, 33, 34);U+34;U+62;, which are further subdivided into a number of epochs and stages.U+60;/spanU+62;U+60;/pU+62;U+60;pU+62;U+60;span style=U+34;line-height: 1.8; font-size: 18px; color: rgb(32, 33, 34);U+34;U+62;The climate of the Mesozoic was varied, alternating between warming and cooling periods. Overall, however, the Earth was hotter than it is today.&nbsp;U+60;/spanU+62;U+60;a href=U+34;https://en.wikipedia.org/wiki/DinosaurU+34; rel=U+34;noopener noreferrerU+34; target=U+34;_blankU+34; style=U+34;line-height: 1.8; font-size: 18px; color: rgb(6, 69, 173);U+34;U+62;DinosaursU+60;/aU+62;U+60;span style=U+34;line-height: 1.8; font-size: 18px; color: rgb(32, 33, 34);U+34;U+62;&nbsp;first appeared in the Mid-Triassic, and became the dominant terrestrial vertebrates in the Late Triassic or Early Jurassic, occupying this position for about 150 or 135&nbsp;million years until their demise at the end of the Cretaceous. Birds first appeared in the Jurassic (however,&nbsp;U+60;/spanU+62;U+60;a href=U+34;https://en.wikipedia.org/wiki/AvesU+34; rel=U+34;noopener noreferrerU+34; target=U+34;_blankU+34; style=U+34;line-height: 1.8; font-size: 18px; color: rgb(6, 69, 173);U+34;U+62;true toothless birdsU+60;/aU+62;U+60;span style=U+34;line-height: 1.8; font-size: 18px; color: rgb(32, 33, 34);U+34;U+62;&nbsp;appeared first in the Cretaceous), having&nbsp;U+60;/spanU+62;U+60;a href=U+34;https://en.wikipedia.org/wiki/Evolution_of_birdsU+34; rel=U+34;noopener noreferrerU+34; target=U+34;_blankU+34; style=U+34;line-height: 1.8; font-size: 18px; color: rgb(6, 69, 173);U+34;U+62;evolvedU+60;/aU+62;U+60;span style=U+34;line-height: 1.8; font-size: 18px; color: rgb(32, 33, 34);U+34;U+62;&nbsp;from a branch of&nbsp;U+60;/spanU+62;U+60;a href=U+34;https://en.wikipedia.org/wiki/TheropodaU+34; rel=U+34;noopener noreferrerU+34; target=U+34;_blankU+34; style=U+34;line-height: 1.8; font-size: 18px; color: rgb(6, 69, 173);U+34;U+62;theropodU+60;/aU+62;U+60;span style=U+34;line-height: 1.8; font-size: 18px; color: rgb(32, 33, 34);U+34;U+62;&nbsp;dinosaurs. The first&nbsp;U+60;/spanU+62;U+60;a href=U+34;https://en.wikipedia.org/wiki/MammalU+34; rel=U+34;noopener noreferrerU+34; target=U+34;_blankU+34; style=U+34;line-height: 1.8; font-size: 18px; color: rgb(6, 69, 173);U+34;U+62;mammalsU+60;/aU+62;U+60;span style=U+34;line-height: 1.8; font-size: 18px; color: rgb(32, 33, 34);U+34;U+62;&nbsp;also appeared during the Mesozoic, but would remain small—less than 15&nbsp;kg (33&nbsp;lb)—until the Cenozoic. The flowering plants (U+60;/spanU+62;U+60;a href=U+34;https://en.wikipedia.org/wiki/Flowering_plantU+34; rel=U+34;noopener noreferrerU+34; target=U+34;_blankU+34; style=U+34;line-height: 1.8; font-size: 18px; color: rgb(6, 69, 173);U+34;U+62;angiospermsU+60;/aU+62;U+60;span style=U+34;line-height: 1.8; font-size: 18px; color: rgb(32, 33, 34);U+34;U+62;) appeared in the Early Cretaceous and would rapidly diversify throughout the period, replacing conifers and other&nbsp;U+60;/spanU+62;U+60;a href=U+34;https://en.wikipedia.org/wiki/GymnospermU+34; rel=U+34;noopener noreferrerU+34; target=U+34;_blankU+34; style=U+34;line-height: 1.8; font-size: 18px; color: rgb(6, 69, 173);U+34;U+62;gymnospermsU+60;/aU+62;U+60;span style=U+34;line-height: 1.8; font-size: 18px; color: rgb(32, 33, 34);U+34;U+62;&nbsp;as the dominant group of plants.U+60;/spanU+62;U+60;/pU+62;

252 - 201 million years ago

Triassic

U+60;pU+62;U+60;span style=U+34;font-size: 16px; line-height: 1.8;U+34; class=U+34;ql-font-OpenSansU+34;U+62;The Triassic ranges roughly from 252&nbsp;million to 201&nbsp;million years ago, preceding the Jurassic Period. The period is bracketed between the Permian–Triassic extinction event and the&nbsp;U+60;/spanU+62;U+60;a href=U+34;https://en.wikipedia.org/wiki/Triassic%E2%80%93Jurassic_extinction_eventU+34; rel=U+34;noopener noreferrerU+34; target=U+34;_blankU+34; style=U+34;font-size: 16px; line-height: 1.8; color: rgb(6, 69, 173); background-color: initial;U+34; class=U+34;ql-font-OpenSansU+34;U+62;Triassic–Jurassic extinction eventU+60;/aU+62;U+60;span style=U+34;font-size: 16px; line-height: 1.8;U+34; class=U+34;ql-font-OpenSansU+34;U+62;, two of the U+34;U+60;/spanU+62;U+60;a href=U+34;https://en.wikipedia.org/wiki/Extinction_eventU+34; rel=U+34;noopener noreferrerU+34; target=U+34;_blankU+34; style=U+34;font-size: 16px; line-height: 1.8; color: rgb(6, 69, 173); background-color: initial;U+34; class=U+34;ql-font-OpenSansU+34;U+62;big fiveU+60;/aU+62;U+60;span style=U+34;font-size: 16px; line-height: 1.8;U+34; class=U+34;ql-font-OpenSansU+34;U+62;U+34;, and it is divided into three major epochs: Early, Middle, and Late Triassic.U+60;/spanU+62;U+60;/pU+62;U+60;pU+62;U+60;span style=U+34;line-height: 1.8; font-size: 16px;U+34; class=U+34;ql-font-OpenSansU+34;U+62;The Early Triassic, about 252 to 247&nbsp;million years ago, was dominated by deserts in the interior of the&nbsp;U+60;/spanU+62;U+60;a href=U+34;https://en.wikipedia.org/wiki/PangaeaU+34; rel=U+34;noopener noreferrerU+34; target=U+34;_blankU+34; style=U+34;line-height: 1.8; font-size: 16px; color: rgb(6, 69, 173); background-color: initial;U+34; class=U+34;ql-font-OpenSansU+34;U+62;PangaeaU+60;/aU+62;U+60;span style=U+34;line-height: 1.8; font-size: 16px;U+34; class=U+34;ql-font-OpenSansU+34;U+62;&nbsp;supercontinent. The Earth had just witnessed a massive die-off in which 95% of all life became extinct, and the most common vertebrate life on land were&nbsp;U+60;/spanU+62;U+60;a href=U+34;https://en.wikipedia.org/wiki/LystrosaurusU+34; rel=U+34;noopener noreferrerU+34; target=U+34;_blankU+34; style=U+34;line-height: 1.8; font-size: 16px; color: rgb(6, 69, 173); background-color: initial;U+34; class=U+34;ql-font-OpenSansU+34;U+62;U+60;emU+62;LystrosaurusU+60;/emU+62;U+60;/aU+62;U+60;span style=U+34;line-height: 1.8; font-size: 16px;U+34; class=U+34;ql-font-OpenSansU+34;U+62;,&nbsp;U+60;/spanU+62;U+60;a href=U+34;https://en.wikipedia.org/wiki/LabyrinthodontU+34; rel=U+34;noopener noreferrerU+34; target=U+34;_blankU+34; style=U+34;line-height: 1.8; font-size: 16px; color: rgb(6, 69, 173); background-color: initial;U+34; class=U+34;ql-font-OpenSansU+34;U+62;labyrinthodontsU+60;/aU+62;U+60;span style=U+34;line-height: 1.8; font-size: 16px;U+34; class=U+34;ql-font-OpenSansU+34;U+62;, and&nbsp;U+60;/spanU+62;U+60;a href=U+34;https://en.wikipedia.org/wiki/EuparkeriaU+34; rel=U+34;noopener noreferrerU+34; target=U+34;_blankU+34; style=U+34;line-height: 1.8; font-size: 16px; color: rgb(6, 69, 173); background-color: initial;U+34; class=U+34;ql-font-OpenSansU+34;U+62;U+60;emU+62;EuparkeriaU+60;/emU+62;U+60;/aU+62;U+60;span style=U+34;line-height: 1.8; font-size: 16px;U+34; class=U+34;ql-font-OpenSansU+34;U+62;&nbsp;along with many other creatures that managed to survive the Permian extinction.&nbsp;U+60;/spanU+62;U+60;a href=U+34;https://en.wikipedia.org/wiki/TemnospondylU+34; rel=U+34;noopener noreferrerU+34; target=U+34;_blankU+34; style=U+34;line-height: 1.8; font-size: 16px; color: rgb(6, 69, 173); background-color: initial;U+34; class=U+34;ql-font-OpenSansU+34;U+62;TemnospondylsU+60;/aU+62;U+60;span style=U+34;line-height: 1.8; font-size: 16px;U+34; class=U+34;ql-font-OpenSansU+34;U+62;&nbsp;evolved during this time and would be the dominant predator for much of the Triassic.U+60;/spanU+62;U+60;/pU+62;U+60;p class=U+34;ql-align-centerU+34;U+62;U+60;a href=U+34;https://en.wikipedia.org/wiki/File:Sellosaurus.jpgU+34; rel=U+34;noopener noreferrerU+34; target=U+34;_blankU+34; style=U+34;background-color: rgb(255, 255, 255); color: rgb(6, 69, 173); line-height: 1.8; font-size: 16px;U+34; class=U+34;ql-font-OpenSansU+34;U+62;U+60;img src=U+34;https://upload.wikimedia.org/wikipedia/commons/thumb/9/99/Sellosaurus.jpg/220px-Sellosaurus.jpgU+34; height=U+34;106U+34; width=U+34;220U+34;U+62;U+60;/aU+62;U+60;/pU+62;U+60;p class=U+34;ql-align-centerU+34;U+62;U+60;brU+62;U+60;/pU+62;U+60;p class=U+34;ql-align-centerU+34;U+62;U+60;a href=U+34;https://en.wikipedia.org/wiki/PlateosaurusU+34; rel=U+34;noopener noreferrerU+34; target=U+34;_blankU+34; style=U+34;color: rgb(6, 69, 173); background-color: initial; font-size: 16px; line-height: 1.8;U+34; class=U+34;ql-font-OpenSansU+34;U+62;U+60;emU+62;PlateosaurusU+60;/emU+62;U+60;/aU+62;U+60;span style=U+34;font-size: 16px; line-height: 1.8;U+34; class=U+34;ql-font-OpenSansU+34;U+62;&nbsp;(a&nbsp;U+60;/spanU+62;U+60;a href=U+34;https://en.wikipedia.org/wiki/ProsauropodU+34; rel=U+34;noopener noreferrerU+34; target=U+34;_blankU+34; style=U+34;font-size: 16px; line-height: 1.8; color: rgb(6, 69, 173); background-color: initial;U+34; class=U+34;ql-font-OpenSansU+34;U+62;prosauropodU+60;/aU+62;U+60;span style=U+34;font-size: 16px; line-height: 1.8;U+34; class=U+34;ql-font-OpenSansU+34;U+62;)U+60;/spanU+62;U+60;/pU+62;U+60;p class=U+34;ql-align-centerU+34;U+62;U+60;span style=U+34;font-size: 16px; line-height: 1.8;U+34; class=U+34;ql-font-OpenSansU+34;U+62;Image credits: (© Nobu Tamura)U+60;/spanU+62;U+60;/pU+62;U+60;pU+62;U+60;span style=U+34;font-size: 16px; line-height: 1.8;U+34; class=U+34;ql-font-OpenSansU+34;U+62;The Middle Triassic, from 247 to 237&nbsp;million years ago, featured the beginnings of the breakup of Pangaea and the opening of the&nbsp;U+60;/spanU+62;U+60;a href=U+34;https://en.wikipedia.org/wiki/Tethys_OceanU+34; rel=U+34;noopener noreferrerU+34; target=U+34;_blankU+34; style=U+34;font-size: 16px; line-height: 1.8; color: rgb(6, 69, 173); background-color: initial;U+34; class=U+34;ql-font-OpenSansU+34;U+62;Tethys OceanU+60;/aU+62;U+60;span style=U+34;font-size: 16px; line-height: 1.8;U+34; class=U+34;ql-font-OpenSansU+34;U+62;. Ecosystems had recovered from the Permian extinction. Algae, sponge, corals, and crustaceans all had recovered, and new aquatic reptiles evolved, such as&nbsp;U+60;/spanU+62;U+60;a href=U+34;https://en.wikipedia.org/wiki/IchthyosaurU+34; rel=U+34;noopener noreferrerU+34; target=U+34;_blankU+34; style=U+34;font-size: 16px; line-height: 1.8; color: rgb(6, 69, 173); background-color: initial;U+34; class=U+34;ql-font-OpenSansU+34;U+62;ichthyosaursU+60;/aU+62;U+60;span style=U+34;font-size: 16px; line-height: 1.8;U+34; class=U+34;ql-font-OpenSansU+34;U+62;&nbsp;and&nbsp;U+60;/spanU+62;U+60;a href=U+34;https://en.wikipedia.org/wiki/NothosaurU+34; rel=U+34;noopener noreferrerU+34; target=U+34;_blankU+34; style=U+34;font-size: 16px; line-height: 1.8; color: rgb(6, 69, 173); background-color: initial;U+34; class=U+34;ql-font-OpenSansU+34;U+62;nothosaursU+60;/aU+62;U+60;span style=U+34;font-size: 16px; line-height: 1.8;U+34; class=U+34;ql-font-OpenSansU+34;U+62;. On land, pine forests flourished, as did groups of insects like mosquitoes and fruit flies. Reptiles began to get bigger and bigger, and the first crocodilians and dinosaurs evolved, which sparked competition with the large amphibians that had previously ruled the freshwater world, respectively mammal-like reptiles on land.U+60;/spanU+62;U+60;/pU+62;

200 - 145 million years ago

Jurassic

U+60;h3U+62;U+60;span style=U+34;font-size: 16px; line-height: 1.8;U+34; class=U+34;ql-font-OpenSansU+34;U+62;The Jurassic ranges from 200&nbsp;million years to 145&nbsp;million years ago and features three major epochs: The Early Jurassic, the Middle Jurassic, and the Late Jurassic.U+60;/spanU+62;U+60;/h3U+62;U+60;p class=U+34;ql-align-centerU+34;U+62;U+60;a href=U+34;https://en.wikipedia.org/wiki/File:Sericipterus_NT.jpgU+34; rel=U+34;noopener noreferrerU+34; target=U+34;_blankU+34; style=U+34;color: rgb(6, 69, 173); background-color: rgb(255, 255, 255); font-size: 16px; line-height: 1.8;U+34; class=U+34;ql-font-OpenSansU+34;U+62;U+60;img src=U+34;https://upload.wikimedia.org/wikipedia/commons/thumb/9/9b/Sericipterus_NT.jpg/220px-Sericipterus_NT.jpgU+34; height=U+34;128U+34; width=U+34;220U+34;U+62;U+60;/aU+62;U+60;/pU+62;U+60;p class=U+34;ql-align-centerU+34;U+62;U+60;a href=U+34;https://en.wikipedia.org/wiki/SericipterusU+34; rel=U+34;noopener noreferrerU+34; target=U+34;_blankU+34; style=U+34;background-color: initial; color: rgb(6, 69, 173); font-size: 16px; line-height: 1.8;U+34; class=U+34;ql-font-OpenSansU+34;U+62;U+60;emU+62;SericipterusU+60;/emU+62;U+60;/aU+62;U+60;/pU+62;U+60;p class=U+34;ql-align-centerU+34;U+62;U+60;span style=U+34;font-size: 16px; line-height: 1.8;U+34; class=U+34;ql-font-OpenSansU+34;U+62;Image credits: (© Nobu Tamura)U+60;/spanU+62;U+60;/pU+62;U+60;pU+62;U+60;span style=U+34;font-size: 16px; line-height: 1.8;U+34; class=U+34;ql-font-OpenSansU+34;U+62;The Early Jurassic spans from 200 to 175&nbsp;million years ago.&nbsp;The climate was tropical, much more humid than the Triassic. In the oceans,&nbsp;U+60;/spanU+62;U+60;a href=U+34;https://en.wikipedia.org/wiki/PlesiosaursU+34; rel=U+34;noopener noreferrerU+34; target=U+34;_blankU+34; style=U+34;font-size: 16px; line-height: 1.8; background-color: initial; color: rgb(6, 69, 173);U+34; class=U+34;ql-font-OpenSansU+34;U+62;plesiosaursU+60;/aU+62;U+60;span style=U+34;font-size: 16px; line-height: 1.8;U+34; class=U+34;ql-font-OpenSansU+34;U+62;, ichthyosaurs and&nbsp;U+60;/spanU+62;U+60;a href=U+34;https://en.wikipedia.org/wiki/AmmonitesU+34; rel=U+34;noopener noreferrerU+34; target=U+34;_blankU+34; style=U+34;font-size: 16px; line-height: 1.8; background-color: initial; color: rgb(6, 69, 173);U+34; class=U+34;ql-font-OpenSansU+34;U+62;ammonitesU+60;/aU+62;U+60;span style=U+34;font-size: 16px; line-height: 1.8;U+34; class=U+34;ql-font-OpenSansU+34;U+62;&nbsp;were abundant. On land, dinosaurs and other archosaurs staked their claim as the dominant race, with&nbsp;U+60;/spanU+62;U+60;a href=U+34;https://en.wikipedia.org/wiki/TheropodsU+34; rel=U+34;noopener noreferrerU+34; target=U+34;_blankU+34; style=U+34;font-size: 16px; line-height: 1.8; background-color: initial; color: rgb(6, 69, 173);U+34; class=U+34;ql-font-OpenSansU+34;U+62;theropodsU+60;/aU+62;U+60;span style=U+34;font-size: 16px; line-height: 1.8;U+34; class=U+34;ql-font-OpenSansU+34;U+62;&nbsp;such as&nbsp;U+60;/spanU+62;U+60;a href=U+34;https://en.wikipedia.org/wiki/DilophosaurusU+34; rel=U+34;noopener noreferrerU+34; target=U+34;_blankU+34; style=U+34;font-size: 16px; line-height: 1.8; background-color: initial; color: rgb(6, 69, 173);U+34; class=U+34;ql-font-OpenSansU+34;U+62;U+60;emU+62;DilophosaurusU+60;/emU+62;U+60;/aU+62;U+60;span style=U+34;font-size: 16px; line-height: 1.8;U+34; class=U+34;ql-font-OpenSansU+34;U+62;&nbsp;at the top of the food chain. The first true crocodiles evolved, pushing the large amphibians to near extinction. All-in-all, archosaurs rose to rule the world. Meanwhile, the first true mammals evolved, remaining relatively small but spreading widely; the Jurassic&nbsp;U+60;/spanU+62;U+60;a href=U+34;https://en.wikipedia.org/wiki/CastorocaudaU+34; rel=U+34;noopener noreferrerU+34; target=U+34;_blankU+34; style=U+34;font-size: 16px; line-height: 1.8; background-color: initial; color: rgb(6, 69, 173);U+34; class=U+34;ql-font-OpenSansU+34;U+62;U+60;emU+62;CastorocaudaU+60;/emU+62;U+60;/aU+62;U+60;span style=U+34;font-size: 16px; line-height: 1.8;U+34; class=U+34;ql-font-OpenSansU+34;U+62;, for example, had adaptations for swimming, digging and catching fish.&nbsp;U+60;/spanU+62;U+60;a href=U+34;https://en.wikipedia.org/wiki/FruitafossorU+34; rel=U+34;noopener noreferrerU+34; target=U+34;_blankU+34; style=U+34;font-size: 16px; line-height: 1.8; background-color: initial; color: rgb(6, 69, 173);U+34; class=U+34;ql-font-OpenSansU+34;U+62;U+60;emU+62;FruitafossorU+60;/emU+62;U+60;/aU+62;U+60;span style=U+34;font-size: 16px; line-height: 1.8;U+34; class=U+34;ql-font-OpenSansU+34;U+62;, from the late Jurassic period about 150&nbsp;million years ago, was about the size of a chipmunk, and its teeth, forelimbs and back suggest that it dug open the nests of social insects (probably&nbsp;U+60;/spanU+62;U+60;a href=U+34;https://en.wikipedia.org/wiki/TermiteU+34; rel=U+34;noopener noreferrerU+34; target=U+34;_blankU+34; style=U+34;font-size: 16px; line-height: 1.8; background-color: initial; color: rgb(6, 69, 173);U+34; class=U+34;ql-font-OpenSansU+34;U+62;termitesU+60;/aU+62;U+60;span style=U+34;font-size: 16px; line-height: 1.8;U+34; class=U+34;ql-font-OpenSansU+34;U+62;, as ants had not yet appeared). The first&nbsp;U+60;/spanU+62;U+60;a href=U+34;https://en.wikipedia.org/wiki/MultituberculatesU+34; rel=U+34;noopener noreferrerU+34; target=U+34;_blankU+34; style=U+34;font-size: 16px; line-height: 1.8; background-color: initial; color: rgb(6, 69, 173);U+34; class=U+34;ql-font-OpenSansU+34;U+62;multituberculatesU+60;/aU+62;U+60;span style=U+34;font-size: 16px; line-height: 1.8;U+34; class=U+34;ql-font-OpenSansU+34;U+62;&nbsp;like&nbsp;U+60;/spanU+62;U+60;a href=U+34;https://en.wikipedia.org/wiki/RugosodonU+34; rel=U+34;noopener noreferrerU+34; target=U+34;_blankU+34; style=U+34;font-size: 16px; line-height: 1.8; background-color: initial; color: rgb(6, 69, 173);U+34; class=U+34;ql-font-OpenSansU+34;U+62;U+60;emU+62;RugosodonU+60;/emU+62;U+60;/aU+62;U+60;span style=U+34;font-size: 16px; line-height: 1.8;U+34; class=U+34;ql-font-OpenSansU+34;U+62;&nbsp;evolved, while&nbsp;U+60;/spanU+62;U+60;a href=U+34;https://en.wikipedia.org/wiki/VolaticotheriaU+34; rel=U+34;noopener noreferrerU+34; target=U+34;_blankU+34; style=U+34;font-size: 16px; line-height: 1.8; background-color: initial; color: rgb(6, 69, 173);U+34; class=U+34;ql-font-OpenSansU+34;U+62;volaticotheriansU+60;/aU+62;U+60;span style=U+34;font-size: 16px; line-height: 1.8;U+34; class=U+34;ql-font-OpenSansU+34;U+62;&nbsp;took to the skies.U+60;/spanU+62;U+60;/pU+62;U+60;pU+62;U+60;span style=U+34;font-size: 16px; line-height: 1.8;U+34; class=U+34;ql-font-OpenSansU+34;U+62;The Middle Jurassic spans from 175 to 163&nbsp;million years ago.&nbsp;During this epoch, dinosaurs flourished as huge herds of sauropods, such as&nbsp;U+60;/spanU+62;U+60;a href=U+34;https://en.wikipedia.org/wiki/BrachiosaurusU+34; rel=U+34;noopener noreferrerU+34; target=U+34;_blankU+34; style=U+34;font-size: 16px; line-height: 1.8; background-color: initial; color: rgb(6, 69, 173);U+34; class=U+34;ql-font-OpenSansU+34;U+62;U+60;emU+62;BrachiosaurusU+60;/emU+62;U+60;/aU+62;U+60;span style=U+34;font-size: 16px; line-height: 1.8;U+34; class=U+34;ql-font-OpenSansU+34;U+62;&nbsp;and&nbsp;U+60;/spanU+62;U+60;a href=U+34;https://en.wikipedia.org/wiki/DiplodocusU+34; rel=U+34;noopener noreferrerU+34; target=U+34;_blankU+34; style=U+34;font-size: 16px; line-height: 1.8; background-color: initial; color: rgb(6, 69, 173);U+34; class=U+34;ql-font-OpenSansU+34;U+62;U+60;emU+62;DiplodocusU+60;/emU+62;U+60;/aU+62;U+60;span style=U+34;font-size: 16px; line-height: 1.8;U+34; class=U+34;ql-font-OpenSansU+34;U+62;, filled the fern prairies, chased by many new predators such as&nbsp;U+60;/spanU+62;U+60;a href=U+34;https://en.wikipedia.org/wiki/AllosaurusU+34; rel=U+34;noopener noreferrerU+34; target=U+34;_blankU+34; style=U+34;font-size: 16px; line-height: 1.8; background-color: initial; color: rgb(6, 69, 173);U+34; class=U+34;ql-font-OpenSansU+34;U+62;U+60;emU+62;AllosaurusU+60;/emU+62;U+60;/aU+62;U+60;span style=U+34;font-size: 16px; line-height: 1.8;U+34; class=U+34;ql-font-OpenSansU+34;U+62;.&nbsp;U+60;/spanU+62;U+60;a href=U+34;https://en.wikipedia.org/wiki/ConiferU+34; rel=U+34;noopener noreferrerU+34; target=U+34;_blankU+34; style=U+34;font-size: 16px; line-height: 1.8; background-color: initial; color: rgb(6, 69, 173);U+34; class=U+34;ql-font-OpenSansU+34;U+62;ConiferU+60;/aU+62;U+60;span style=U+34;font-size: 16px; line-height: 1.8;U+34; class=U+34;ql-font-OpenSansU+34;U+62;&nbsp;forests made up a large portion of the forests. In the oceans, plesiosaurs were quite common, and ichthyosaurs flourished. This epoch was the peak of the reptiles.U+60;/spanU+62;U+60;/pU+62;U+60;p class=U+34;ql-align-centerU+34;U+62;U+60;a href=U+34;https://en.wikipedia.org/wiki/File:Stegosaurus_BW.jpgU+34; rel=U+34;noopener noreferrerU+34; target=U+34;_blankU+34; style=U+34;color: rgb(6, 69, 173); background-color: rgb(255, 255, 255); font-size: 16px; line-height: 1.8;U+34; class=U+34;ql-font-OpenSansU+34;U+62;U+60;img src=U+34;https://upload.wikimedia.org/wikipedia/commons/thumb/7/70/Stegosaurus_BW.jpg/220px-Stegosaurus_BW.jpgU+34; height=U+34;160U+34; width=U+34;220U+34;U+62;U+60;/aU+62;U+60;span style=U+34;font-size: 16px; line-height: 1.8;U+34; class=U+34;ql-font-OpenSansU+34;U+62;U+9;U+60;/spanU+62;U+60;/pU+62;U+60;p class=U+34;ql-align-centerU+34;U+62;U+60;a href=U+34;https://en.wikipedia.org/wiki/StegosaurusU+34; rel=U+34;noopener noreferrerU+34; target=U+34;_blankU+34; style=U+34;background-color: initial; color: rgb(6, 69, 173); font-size: 16px; line-height: 1.8;U+34; class=U+34;ql-font-OpenSansU+34;U+62;U+60;emU+62;StegosaurusU+60;/emU+62;U+60;/aU+62;U+60;/pU+62;U+60;p class=U+34;ql-align-centerU+34;U+62;U+60;span style=U+34;font-size: 16px; line-height: 1.8;U+34; class=U+34;ql-font-OpenSansU+34;U+62;Image credits: (© Nobu Tamura)U+60;/spanU+62;U+60;/pU+62;U+60;pU+62;U+60;span style=U+34;font-size: 16px; line-height: 1.8;U+34; class=U+34;ql-font-OpenSansU+34;U+62;The Late Jurassic spans from 163 to 145&nbsp;million years ago.&nbsp;During this epoch, the first&nbsp;U+60;/spanU+62;U+60;a href=U+34;https://en.wikipedia.org/wiki/AvialanU+34; rel=U+34;noopener noreferrerU+34; target=U+34;_blankU+34; style=U+34;font-size: 16px; line-height: 1.8; background-color: initial; color: rgb(6, 69, 173);U+34; class=U+34;ql-font-OpenSansU+34;U+62;avialansU+60;/aU+62;U+60;span style=U+34;font-size: 16px; line-height: 1.8;U+34; class=U+34;ql-font-OpenSansU+34;U+62;, like&nbsp;U+60;/spanU+62;U+60;a href=U+34;https://en.wikipedia.org/wiki/ArchaeopteryxU+34; rel=U+34;noopener noreferrerU+34; target=U+34;_blankU+34; style=U+34;font-size: 16px; line-height: 1.8; background-color: initial; color: rgb(6, 69, 173);U+34; class=U+34;ql-font-OpenSansU+34;U+62;U+60;emU+62;ArchaeopteryxU+60;/emU+62;U+60;/aU+62;U+60;span style=U+34;font-size: 16px; line-height: 1.8;U+34; class=U+34;ql-font-OpenSansU+34;U+62;, evolved from small&nbsp;U+60;/spanU+62;U+60;a href=U+34;https://en.wikipedia.org/wiki/CoelurosaurianU+34; rel=U+34;noopener noreferrerU+34; target=U+34;_blankU+34; style=U+34;font-size: 16px; line-height: 1.8; background-color: initial; color: rgb(6, 69, 173);U+34; class=U+34;ql-font-OpenSansU+34;U+62;coelurosaurianU+60;/aU+62;U+60;span style=U+34;font-size: 16px; line-height: 1.8;U+34; class=U+34;ql-font-OpenSansU+34;U+62;&nbsp;dinosaurs. The increase in sea levels opened up the Atlantic seaway, which has grown continually larger until today. The divided landmasses gave opportunity for the diversification of new dinosaurs.U+60;/spanU+62;U+60;/pU+62;

145 to 100 million years ago

Cretaceous

U+60;p class=U+34;ql-align-centerU+34;U+62;U+60;em class=U+34;ql-font-RobotoU+34; style=U+34;font-size: 12px; line-height: 1.5; color: rgb(136, 136, 136);U+34;U+62;Image credits: U+60;/emU+62;U+60;a href=U+34;https://unsplash.com/@faustogarmenU+34; rel=U+34;noopener noreferrerU+34; target=U+34;_blankU+34; style=U+34;font-size: 12px; color: rgb(136, 136, 136);U+34;U+62;U+60;emU+62;@faustogarmenU+60;/emU+62;U+60;/aU+62;U+60;em style=U+34;font-size: 12px; color: rgb(136, 136, 136);U+34;U+62; (Unsplash)U+60;/emU+62;U+60;/pU+62;

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Dinosaurusten ikä

Pelit ja tietokilpailut kaikkiin tehtäviin

Vuorovaikutteinen toiminta

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