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A fascinating aquatic insect species that is able to 'walk' on the water using surface tension.
Red deer are even-toed ungulates, ruminants. Their males have spectacular antlers.
The ancestors of Arachnida and Crustacea belonged to the class Trilobita.
This animation demonstrates birds' bones and eggs through the example of the common...
A typical animal of the Andes kept as a beast of burden as well as for its meat and wool.
A prehistoric flying reptile, similar to birds. However, there is no direct evolutionary...
One of the best known species of spiders, often kept as pets. Its bite is not fatal for...
Extinct proboscidea closely related to today's elephants, often hunted by prehistoric man.