Therizinosaurus by *AntarcticSpring. Therizinosaurus is a genus of very large theropod dinosaurs. Therizinosaurus comprises the single species T. cheloniformis, which lived in the late Cretaceous Period, and was one of the last and largest .
Whalevolution Month #03 – Pakicetus Pakicetus inhabited northern Pakistan around 50-48 million years ago, and may have reached up to 2m in length (6′6″). It had upwards-facing eye sockets on the top of its head similar to those of crocodiles, suggesting it might have hunted in the same sort of way – waiting in water almost completely submerged in order to ambush prey.