Nature

How an Egg Hatches

Clip: Season 37 Episode 12 | 1m 45s | Video has closed captioning.

How is it possible that an egg can be strong enough to provide protection, yet soft enough that a baby bird can break through? See the remarkable way hatchlings are able to break out of their eggs.

Aired: 04/10/19

Rating: NR

Problems Playing Video? | Closed Captioning

Major support for NATURE is provided by the Arnhold Foundation, The Fairweather Foundation, Kate W. Cassidy Foundation, Sue and Edgar Wachenheim III, Kathy Chiao and Ken Hao, Charles Rosenblum, Filomen …

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