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Deinonychus antirrhopus, the 'terrible claw', was a carnivorous dromaeosaurid dinosaur.
A túlélés érdekében egyes állatok szezon jelleggel nagy távolságokat is képesek megtenni.
A prehistoric flying reptile, similar to birds. However, there is no direct evolutionary...
One of the most common types of Anatidae, the ancestor of the domestic duck.
This animation demonstrates the anatomy of amphibians through the example of a common...
This animation presents some animals and plants that lived between the Devonian and...
Find out interesting facts about the anatomy of amphibians and their vital processes!
Bottlenose dolphins are sea mammals which use ultrasound for orientation.