flightless

Adjective

not-comparable

Unable to fly. Usually used with birds such as the penguin, ostrich, and emu.

Japanese Meaning

飛べない（通常、ペンギン、ダチョウ、エミューなど、鳥類の中でも飛行能力を持たない種を指す）

The island's ecosystem was home to several flightless birds that had evolved without natural predators.

その島の生態系には、天敵がいなかったために飛べない鳥がいくつか生息していた。

Sense（1）

Unable to fly. Usually used with birds such as the penguin, ostrich, and emu.

America has its bald eagle and New Zealand has its kiwi, a flightless brown bird.