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The most ancient group of animals, they live underwater, lack real tissues and body...
Marine mammals, the largest known animals to have ever existed.
Tardigrades can survive in extreme environments, they can even stay alive in outer space.
A fascinating aquatic insect species that is able to 'walk' on the water using surface tension.
A prehistoric amphibian and an early representative of the Tetrapods, which became...
Cattle typically live in stables. They were domesticated around the same time as swine. Cow's...
Large, extinct species of cats named after the shape of their large canine teeth.
Let’s see how a bear, which the most popular chidren's toy was modelled after, lives in real life.