| Sentit | Most primitive avian type known; extinct bird of the Triassic having bird-like jaw and hollow limbs and breastbone with dinosaur-like tail and hind limbs. | |
|---|---|---|
| Membre de | genus protoavis | Extinct primitive birds of the Triassic period |
| General | au, ocell | warm-blooded egg-laying vertebrates characterized by feathers and forelimbs modified as wings |
| Anglès | protoavis | |
| Espanyol | protoavis | |
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Robots