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Otters are semi-aquatic predatory mammals.
otter, holt, burrow, aquatic lifestyle, nocturnal, endangered species, animal, vertebrates, mammals, predator, biology
Dogs are the domesticated subspecies of gray wolves.
The European badger is an omnivorous, nocturnal animal. Badger colonies live in large burrow systems, called setts.
Subterranean rodents widespread in Central- and Eastern Europe.
Moles are small subterranean mammals with modified, spade-like forelegs.
Bats use ultrasound to navigate and hunt for prey.
The Northern white-breasted hedgehog rolls into a ball to protect itself.
A mammal with features typical of reptiles: it lays eggs and has a cloaca.
Red deer are even-toed ungulates, ruminants. Their males have spectacular antlers.
Cosmopolitan monocots inhabiting watersides.
Marine mammals, the largest known animals to have ever existed.
Several analogous types of eyes have developed independently through convergent evolution.