Sökning: "Class Aves"
Hittade 1 avhandling innehållade orden Class Aves.
Sammanfattning : The Class Aves (birds) is generally divided into two main groups - the Palaeognathae and the Neognathae. Paleognathous birds are the flightless ratites and the tinamous, while Neognathae include all other extant birds (more than 9,000 species). LÄS MER