↑
↓
:
Srpski
English
Português
Deutsch
Dansk
Español
Français
Ελληνικά
Italiano
Nederlands
Polski
Português
Română
pусский
Svenska
Türkçe
Secrets of Skin
Secrets of Skin
Defence (1x5)
:
From quills to camouflage to deadly toxins, skin has evolved to defend animals against attack. Professor Ben Garrod explores the armour and weaponry that vertebrate skin has adapted.
#31522
:
: 6
: 1
BBC Four
19