hungry beaver. wild european beaver, castor fiber, peaks out from water. beaver in river eats yellow maple leaves.

animal beaver branch brown builder castor castoreum czech dam eat eats ecology endangered environment europe european evening felled fiber flat france fur furry germany gnaw habitat handyman hard herbivorous hungry lake largest leaves long mammal maple muzzle natural nature norway peaks poland pond protection river rodent spain spring summer sweden tail tree twinged water wetland wild wildlife worker yellow