бобр

noun, masculine, animate

Very rarely used word (top 40,000)

Translation

В Белоруссии бобр уби́л челове́ка.A man was killed by a beaver in Belarus.
Вне вся́кого сомне́ния, са́мый приспособленный к жи́зни в ре́ках и боло́тах грызу́н — э́то бобр.Without a doubt the rodent best adapted to living in rivers and marshlands is the beaver.
Э́то пластилиновый бобр.That's a beaver made out of Play-Doh.

Note: Stress change.