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Marine mammals, the largest known animals to have ever existed.
Extinct species of fish which had thick ´armour´ protecting the head.
A prehistoric flying reptile, similar to birds. However, there is no direct evolutionary link...
Penguins are birds living in the Antarctic and adapted to cold temperature and swimming.
Chameleons are reptiles with an ability to change their colours.
A species of mollusc widespread in freshwaters.
Lemurs only live on the island of Madagascar. Here are a number of
fascinating facts about them.
One of the best known species of spiders, often kept as pets. Its bite is not fatal for humans.