
Insects Make Protein More Efficiently Than Mammals
Clip: Season 48 Episode 14 | 5m 14sVideo has Closed Captions
Most of the calories insects eat can be converted into nutrients that we can then eat.
Unlike mammals—including those we raise to eat—insects can't generate their own body heat. This physiological difference has a major effect on the quantity of resources they need to grow.
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National Corporate funding for NOVA is provided by Carlisle Companies. Major funding for NOVA is provided by the NOVA Science Trust, the Corporation for Public Broadcasting, and PBS viewers.

Insects Make Protein More Efficiently Than Mammals
Clip: Season 48 Episode 14 | 5m 14sVideo has Closed Captions
Unlike mammals—including those we raise to eat—insects can't generate their own body heat. This physiological difference has a major effect on the quantity of resources they need to grow.
Problems with Closed Captions? Closed Captioning Feedback
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Preview: S48 Ep14 | 29s | Take a tasty look at insect foods that could benefit our health and our warming planet. (29s)
Was Eating Insects Key to Human Brain Evolution?
Video has Closed Captions
Clip: S48 Ep14 | 3m 32s | Insects may have provided humans' ancestors with key nutrients. (3m 32s)
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National Corporate funding for NOVA is provided by Carlisle Companies. Major funding for NOVA is provided by the NOVA Science Trust, the Corporation for Public Broadcasting, and PBS viewers.