BBC Earth

Episode 3 – Expandable Bodies

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Episode 3 – Expandable BodiesEpisode 3 – Expandable Bodies

The bodies of some animals stretch and shrink in extraordinary ways. The anaconda can swallow prey twice its own body size and then go for over a year without eating. The camel’s curious hump can almost double in weight, giving it the energy to travel huge distances across deserts. What is the secret behind such expandable bodies?