Why Are We Warm-Blooded?
Year 2021Episode 811 minMay 4, 2021

A human with the metabolism of a hummingbird would need to eat about 80,000 calories a day to survive. That's because staying warm by making your own heat takes a ton of energy; creating your own body heat is incredibly expensive. So, why aren't cold-blooded… like crocodiles? Here's the science.
Why Are We Warm-Blooded? has aired on May 4, 2021
Trailer
We do not have any trailers for this episode
Recently Updated Shows
Recently updated shows that might be of your interest.

Murder in a Small Town
Karl Alberg moves to a quiet coastal town to soothe a psyche that has been battered by big-city police work. But this gentle paradise has more than its share of secrets, and Karl will need to call upon all the skills that made him a world-class detective in solving the murders that, even in this seemingly idyllic setting, continue to wash up on his shore.



