Frogs: Amphibian and Essays Research Papers

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Frogs are usually small animals that have smooth, moist skin, bulging eyes, and external eardrums behind the eyes; the adults lack a tail. Frogs have long hind legs, and most species can take long leaps. Many species also have webbed feet, making them excellent swimmers. Most frogs, especially males, are quite vocal. As the frog forces air through the voice box, or larynx, the vocal cords vibrate to make calls distinctive of its species. A much louder sound is produced by the males of species that possess vocal sacs, which swell enormously when the frog calls to attract a mate.... [tags: essays research papers] 413 words
(1.2 pages) FREE Essays [view] Frogs - Frogs are needed for everyday life. They are part of pond life. Each animal is important because even in the pond, there is a food chain. Frogs are amphibians, animals that spend half of their lives under water, and remainder on land. The first frog appeared in the early Jurassic period about 200 million years ago. Frogs live on every continent except Antarctica, but tropical regions have the largest amount. Like all amphibians, frogs spend half their lives near water because they must return to the water to lay their eggs.... [tags: essays research papers fc]
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(1.3 pages) FREE Essays [view] Frogs - Frogs are amphibians in the order Anura. The order Anura is broken down into 22 different families of frogs and toads. Although they belong to the same order, frogs and toads are different in a lot of ways. Some of the more distinct differences are their skin and where they live. Frogs usually have smooth moist skin and toads usually have dry watery looking skin. Frogs spend most of their lives in or near water and toads spend more time on land. Amphibian means "double…