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Feathers modified scales - PowerPoint PPT Presentation

BIRDS

BIRDS. Evolution of birds:. Fossil evidence shows that birds evolved from the same line as crocodiles and dinosaurs. Archaeopteryx was an ancient bird with a. reptile-like tail, clawed fingers on the wings, teeth, a fused furculum and a body covered with feathers. Archaeopteryx. Birds

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BIRDS

BIRDS. BIRD CLASSIFICATION:. Kingdom: Animalia. Phylum: Chordata. Subphylum : Vertebrate. Class: Birds (Aves). Over 9700 different species divided into 29 different orders. CHARACTERISICS OF BIRDS:. Feathers : (modified scales) Flight Insulation Made of keratin.

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Feathers modified scales - PowerPoint PPT Presentation

BIRDS

BIRDS