鳥ちょう類るい

ちょ

う

る

い

Common wordFreq.FrequencyTop 50,000

Meanings

1

birds; avian species

A formal or scientific term for birds as a biological class. In everyday conversation, 鳥 (とり) is more common.

せい

息そく

し

て

いる

。

About ten thousand species of birds inhabit the world.

この島しまには珍めずらしい鳥ちょう類るいが多おおく見みられる。

Many rare birds can be seen on this island.

〈場ば所しょ〉に鳥ちょう類るいが生せい息そくするbirds inhabit/live in a place
この森もりには多おおくの鳥ちょう類るいが生せい息そくしている。
Many species of birds live in this forest.
鳥ちょう類るいを保ほ護ごするto protect birds (as a species/class)
この地ち域いきでは絶ぜつ滅めつ危き惧ぐ種しゅの鳥ちょう類るいを保ほ護ごしている。
In this area, endangered bird species are being protected.

鳥とりN5
鳥類 is the formal, scientific term for birds as a taxonomic class, while 鳥 is the ordinary everyday word for a bird.

哺ほ乳にゅう類るい
鳥類 refers to the biological class of birds, whereas 哺乳類 refers to the class of mammals—easy to mix up because both follow the same ～類 pattern for animal classes.
鳥ちょう獣じゅう
鳥類 refers only to birds as a biological class, while 鳥獣 covers both birds and wild mammals together.

Compound of 鳥 (ちょう, 'bird') and 類 (るい, 'kind, class'), a Sino-Japanese term for the biological class Aves.

るい

学がく

者しゃ

ornithologist

avian influenza; bird flu