noun
birds and beasts; animals; brutes
A somewhat literary or formal term for animals, especially wild ones, often with a nuance of being less than human. Can be used figuratively to insult a person as a brute.
山には多くの禽獣が棲んでいる。
Many birds and beasts live in the mountains.
彼はまるで禽獣のような振る舞いをした。
He behaved just like a brute.