It was first seen in birds (avian).
They are called Aves or Avian.
the keep
These are avian veterinarians.
They're called non-avian dinosaurs.
in spanish, a bird is called 'ave' and there exists an adjective, avian, meaning either bird-like or bird-related.
An avine is a general term for a bird, also called an avian.
This fear is called Ornithophobia. the fear of birds.
To get avian as a pet is impossible.
Snake is reptilian. Bird is avian .
An avian is a term for birds.
An avian is a general term for any kind of bird.