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Jellyfish are free-swimming marine animals, a species of Cnidaria, the most ancient group...
Groups of western jackdaws are frequently found in cities. Konrad Lorenz analysed the...
Dogs are the domesticated subspecies of grey wolves.
Marine mammals, the largest known animals to have ever existed.
This video presents the diet and hunting behaviour of wolverines, Siberian tigers and snow leopards.
A popular pet of children. They can be easily recognised by the patches behind their eyes.
A species of mollusc widespread in freshwaters.
Extinct species of fish which had thick ´armour´ protecting the head.