鳥類(ちょうるい)

ちょうるい
noun
bird (class)
formalanimal-general
1. birds, avian species
Warm-blooded vertebrate animals with feathers, beaks, and wings. The class Aves in biological classification.
鳥類(ちょうるい)は羽毛(うもう)を持(も)っています。
Birds have feathers.
ペンギンも鳥類(ちょうるい)の一種(いっしゅ)です。
Penguins are also a type of bird.
鳥類(ちょうるい)の多(おお)くは空(そら)を飛(と)ぶことができます。
Most birds can fly.

鳥類(ちょうるい) is the scientific classification term for birds. 鳥(ちょう) means "bird" and 類(るい) means "class/category." Birds are characterized by 羽毛(うもう) (feathers), a 嘴(くちばし) (beak), and laying eggs (卵(たまご)を産(う)む).

Usage

In everyday speech, 鳥(とり) is used instead; 鳥類(ちょうるい) is the more formal, scientific term.

Related words

Related Words

Related: 哺乳類(ほにゅうるい) (mammals)
Related: 爬虫類(はちゅうるい) (reptiles)
Related: 両生類(りょうせいるい) (amphibians)
Related: 魚類(ぎょるい) (fish)
general
Added 2026.1.14 22:31 · Revised 2026.9.6 21:20
04500/04927_chourui