Bird Coloring Pages

Bird Coloring Pages

Modern birds are characterized by feathers, a beak with no teeth, the laying  of hard-shelled  eggs, a high metabolic rate, a four-chambered heart, and a lightweight but strong skeleton. All birds have wings, which are evolved  forelimbs, and most can fly, with some exceptions including ratites, penguins, and a number of diverse endemic island species. Birds also have unique digestive and respiratory systems that are highly adapted for flight Read more »

Birds Coloring Pages

Birds Coloring Pages Read more »