Why Don’t Penguins’ Feet Freeze?
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Na zalihi
Težina | 282 g |
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Format | 13 × 20 cm |
Autor | |
Izdavač | |
Mjesto izdanja | London |
Godina | 2006 |
Broj stranica | 236 |
Uvez | Meki |
Stanje knjige | Vrlo dobro |
Why don’t penguins feet freeze? Well it turns out they can control the blood flow to their feet and they also have a system of blood vessels that reduces heat loss from their bodies. These both help them to keep their feet a few degrees above freezing. This also stops them sticking to the ice.