animals and floral life from the burgess shale formation of the cambrian period. - 顯生宙 幅插畫檔、美工圖案、卡通及圖標前寒武紀, 三葉蟲
trilobites try to hide from predator opabinia in a cambrian sea full of stromatolites. - 顯生宙 幅插畫檔、美工圖案、卡通及圖標
plesiosaurus dinosaurs swim together in jurassic seas to find their next prey. - 顯生宙 幅插畫檔、美工圖案、卡通及圖標蛇頸龍
gigantoraptor, a genus of giant oviraptorosaurian theropod dinosaur from the cretaceous period. - 顯生宙 幅插畫檔、美工圖案、卡通及圖標動物的蛋, 獸腳亞目食肉恐龍
a large glyptodon stands near the edge of a stream. glyptodons were giant cousins of the armadillo that lived in south and central america during the last ice age. - 顯生宙 幅插畫檔、美工圖案、卡通及圖標
arthropleura armata is an extinct millipede from the late carboniferous of europe. - 顯生宙 幅插畫檔、美工圖案、卡通及圖標千足蟲, 石炭紀, 史前時代
portrait of a male homo erectus, prehistoric ancestor that lived around 1.8 million years ago, black background - 顯生宙 幅插畫檔、美工圖案、卡通及圖標
a herd of argentinosaurus dinosaurs walk towards more fertile vegetation to eat, and water to drink. - 顯生宙 幅插畫檔、美工圖案、卡通及圖標恐龍
planet earth 600 million years ago following the cryogenian period. - 顯生宙 幅插畫檔、美工圖案、卡通及圖標冰河時代, 地球, 星球
a carnivorous allosaurus in a deadly battle with a diplodocus dinosaur at dawn. - 顯生宙 幅插畫檔、美工圖案、卡通及圖標梁龍
pterosaurs above a volcanic landscape during the cretaceous-paleogene extinction event. - 顯生宙 幅插畫檔、美工圖案、卡通及圖標恐龍
