A mammal with features typical of reptiles: it lays eggs and has a cloaca.

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The pond slider

A popular pet of children. They can be easily recognised by the patches behind their eyes.

The life cycle of vertebrates

The life cycle of vertebrates starts with the production of the reproductive cells of an...


A group of fish characterised by a cartilaginous skeleton, well-known species include the...

Domestic dog

Dogs are the domesticated subspecies of grey wolves.

The snowy owl

This owl species living in the furthest northern regions of our planet has adapted brilliantly...

Eastern grey kangaroo

One of the largest marsupials.

The common clownfish

This species is an excellent example for symbiosis. Living together with sea anemones they keep...

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