ratite_bird | ||
1. | [ noun ] (zoology) flightless birds having flat breastbones lacking a keel for attachment of flight muscles: ostriches; cassowaries; emus; moas; rheas; kiwis; elephant birds | |
Synonyms: | flightless_bird ratite | |
Related terms: | carinate bird elephant_bird kiwi emu rhea rhea moa cassowary ostrich | |