Deadly Pole to Pole Episode #2.5 (2013– ) watch online HD

Dinosaurs Special - Steve studies dinosaurs, comparing with descended birds and reptilians as well as modern species to explain their probably akin behavior and abilities, while fossils show their extraordinary range of sizes and shapes, both an land and in the water, ultimately even taken ti the air, albeit gliding. However a giant volcano eruption freezing the climate wiped them out, not coldblooded heirs, leaving the stage for the rule of mammals.