Horizon
Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
Season 13 · Episode 23 ·
The Hot-Blooded Dinosaurs
Horizon makes an investigation into claims by a group of scientists who theorize that dinosaurs were not actaully cold-blooded reptiles, but hot-blooded, like mammals.
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Episode 23 of season 13 of Horizon: “The Hot-Blooded Dinosaurs”. Aired 1976-11-01. Watch it online free on ZapFlix.