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Subterranean rodents widespread in Central- and Eastern Europe.
ground squirrel, burrow, soil-dwelling, rodent, hibernation, vertebrates, mammal, animal, biology
Marine mammals, the largest known animals to have ever existed.
Dogs are the domesticated subspecies of gray wolves.
Moles are small subterranean mammals with modified, spade-like forelegs.
Otters are semi-aquatic predatory mammals.
Bats use ultrasound to navigate and hunt for prey.
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.
Reindeer are the northernmost deer species.
Large, extinct species of cats named after the shape of their large canine teeth.