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The animation demonstrates the most important types of feathers and their fine structure.
A species of snake widespread in Europe and Asia.
The main characteristic of the rhinoceros is the horn at the front of its skull, which it uses...
Let's examine the anatomy of birds and their vital processes from the point of view of...
This video explains why the Barbary sheep on the savannahs bear such a strong resemblance to goats.
Otters are semi-aquatic predatory mammals.
A túlélés érdekében egyes állatok szezon jelleggel nagy távolságokat is képesek megtenni.
An extinct group of Cephalopoda, with solid external skeletons. They are excellent index...