a carnivorous allosaurus in a deadly battle with a diplodocus dinosaur at dawn. - 古動物學 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. - 古動物學 幅插畫檔、美工圖案、卡通及圖標恐龍
a pair of tyrannosaurus rex dinosaurs ready to make a meal of a dead triceratops. - 古動物學 幅插畫檔、美工圖案、卡通及圖標恐龍
an asteroid hitting the earth, marking the end of velafrons and all dinosaurs. - 古動物學 幅插畫檔、美工圖案、卡通及圖標
tyrannosaurus rex and pteranodons watch a meteorite impact in yucatan, mexico, that created chicxulub crater and induced the end of dinosaurs. - 古動物學 幅插畫檔、美工圖案、卡通及圖標隕石坑
the megalodon shark is an extinct megatoothed shark that existed in prehistoric times, from the oligocene to the pleistocene epochs. - 古動物學 幅插畫檔、美工圖案、卡通及圖標
platybelodon grangeri is a large proboscidea from the late miocene epoch of mongolia. - 古動物學 幅插畫檔、美工圖案、卡通及圖標
a cryolophosaurus dinosaur walking along a stream of modern day antarctica. - 古動物學 幅插畫檔、美工圖案、卡通及圖標恐龍, 凍結的
a spinosaurus hunting an onchopristis while two carcharodontosaurus eat the carcass ouranosaurus in the background.. - 古動物學 幅插畫檔、美工圖案、卡通及圖標恐龍, 鯊魚, 古老的
a rapetosaurus is feeding from conifers leaf, with some rahonavis on it's back and newborn majungasaurus babies in their nest. - 古動物學 幅插畫檔、美工圖案、卡通及圖標恐龍, 泰坦巨龍類
kosmoceratops richardsoni is a ceratopsian dinosaur from the late cretaceous period of utah. - 古動物學 幅插畫檔、美工圖案、卡通及圖標
minmi paravertebra, a prehistoric era dinosaur from the early cretaceous period. - 古動物學 幅插畫檔、美工圖案、卡通及圖標恐龍
two anhanguera reptiles fly above as a kaprosuchus reptile confronts an agustinia dinosaur. - 古動物學 幅插畫檔、美工圖案、卡通及圖標
velociraptor mongoliensis, a prehistoric era dinosaur fromthe cretaceous period. - 古動物學 幅插畫檔、美工圖案、卡通及圖標羽毛
carboniferous plants and animals of the eastern united states circa 300 million years ago. - 古動物學 幅插畫檔、美工圖案、卡通及圖標石炭紀, 泥盆紀, 兩隻動物
yutyrannus huali is a feathered tyrannosauroid from the early cretacous of china. - 古動物學 幅插畫檔、美工圖案、卡通及圖標
