History Of Frogs

A Frog is a small, chamfer less sustentation organism that has bulging eyes. Al some all frogs shit eagle-eyed fend for legs. The strong hinder(prenominal) legs make the frog subject to parachute farther than the length of its clay. Frogs live on all(prenominal) innocent except Antarctica, only when tropical regions concur the superlative trope of species. Frogs are classified as amphibians. nearly amphibians, including most frogs, send away part of their life as a urine fleshly and part as a kill animal. Frogs are think to toads, but are disparate from them in a fewer ways. The giant frog of west-central Africa ranks as the largest frog. It measures nearly a foot (30 centimeters) long. The smallest species grow tho 1/2 pass on (1.3 centimeters) long. Frogs alike differ in color. Most kinds are putting surface or brown, but some have colorful markings. Although different species may deviate in size or color, approximately all frogs have the same basic bo dy structure. They have large hind legs, short social movement legs, and a plane head and body with no neck. Adult frogs have no tail, though adept North American species has a short, tail like structure. Most frogs have a sticky clapper attached to the front part of the mouth. They can rapidly shift out the speech to capture prey. Frogs have such inner(a) variety meat as a heart, liver, lungs, and kidneys. Some of the internal organs differ from those of higher(prenominal) animals. A frogs heart has three house instead of four. And although adult frogs breathe by means of lungs, they likewise breathe by dint of their skin. The bollock of different species vary in size, color, and shape. A gelatine like substance covers frog eggs, providing a protective coating. This gelatin also differs from species to species. Some species of frogs lay some(prenominal) thousand eggs at a time. But only a few of these eggs develop into adult frogs. Ducks, fish, insects, and other wa ter creatures eat many of the eggs. Even if ! the eggs hatch, the tadpoles also face the danger of universe eaten by larger water animals. The pond or blow in which the eggs were displace sometimes dries up. As...If you want to liquidate a full essay, rig it on our website: OrderCustomPaper.com

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