For the orthographic projection as a map projection, see Orthographic projection in cartography. For mathematical discussion in terms of linear algebra, see Projection (linear algebra).
Bullfrogs are the largest real frog found in North America, weighing up to 0.5 kg and measuring 460 mm in length. Their average length is 100-175 mm. Their color varies from brownish to shades of green, often with spots or blotches of a darker color around their backs. Their back feet are fully webbed.
Bullfrogs Have Large Mouths. In fact, all Bullfrogs are endowed with large mouths and very large, sharp teeth which they use to devour prey. The typical Bullfrog has an extensive and varied diet and eats the standard frog fare which includes all kinds of insects, worms and other small invertebrates like crayfish.