This image reenacts a moment in the last few hours of life of a pack of Utahraptor (a theropod dino) and the Hippodraco (an iguanodontian dino) that lured them to their miry fate in a patch of Early Cretaceous Utah quicksand.
this is not something one ever expects to see. [Sauroposeidon dinosaurs mate: Biologist Stuart Landry believes that big dinosaurs would just fall over on land and would have needed water to provide support.
This whale with legs. “Dorudon is a wonderful example of an intermediate stage in the evolution of modern whales from legged terrestrial animals, for this animal possessed a pair of hind flippers,” Csotonyi says.