Animals

They most often make sounds during courtship and mating however, some species also make sounds to stay "in touch" during migration.

A mink can swim to an island and kill up to a hundred chicks in one night. A single individual can thus decimate a colony of several thousand birds.

They live in organized groups with a strict hierarchy and complex social rules.

The color can range from light to dark brown. In summer the fur is coarse and short, while in winter, it is softer and longer. The throat is cream or light yellow.

One of the world's oldest hippos, the 55-year-old "Hippolyte", died in 2016 at the Silesian Zoologic ...

They are, however, easily distinguishable, since the royal blue tangs have bright yellow tails.

The seeds are excreted along with the droppings and germinate in moist soil - this makes wonderbirds brilliant jungle sowers.

They leave neither fur nor skin, which they are excellent carrion eliminators. In the case of larger ...