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A species of monkeys with complex social structure where hierarchical system can be clearly...
This species is an excellent example for symbiosis. Living together with sea anemones they keep...
A mammal with features typical of reptiles: it lays eggs and has a cloaca.
Penguins do not only live in regions with freezing temperatures. They can also be found in the...
Eurypterids are an extinct group of Palaeozoic aquatic arthropods.
A type of prehistoric reptile having bony plates on its back, which aided thermoregulation.
Penguins are birds living in the Antarctic and adapted to cold temperature and swimming.
A species of mollusc widespread in freshwaters.