Crocodile are also found in Asia, Africa and Americas. These types of animals tend to assemble in freshwater habitats like rivers, lakes, wetlands and sometimes in brackish water. Crocodiles mostly feed on vertebrates like fish, reptiles, and mammals.
They also sometimes nourish on invertebrates like mollusks and crustaceans, depending on species. They are an ancient family, and are believed to have changed little since the time of the dinosaurs. Crocodiles are believed to be 200 million years old whereas dinosaurs became extinct 65 million years ago. Crocodiles are believed to have survived the great extinction measures.
These types of animals are among the more physically complex reptiles despite their prehistoric look. Unlike other reptiles, crocodiles include muscles used for aquatic locomotion into respiration, giving them the practical equal of a diaphragm. They also have a cerebral cortex and a four chambered heart. Their exterior morphology on the other hand is a sign of their aquatic and predatory lifestyle. The physical behavior of crocodile allows it to be a successful predator.
These types of animals have a sleek body that enables them to swim quickly. Crocodiles also insert their feet to their sides while swimming, which make them swim faster by lessening water resistance. Crocodile have webbed feet allows it to make fast turns and abrupt moves in the water or initiate swimming. Webbed feet of the crocodiles are a benefit in shallower water where the animals sometimes move around by walking.
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A crocodile, a type of reptile, belongs to the family Corodilia. The word crocodile can also be used more freely to include all members of the order of the Crocodilia. This order includes the true crocodiles, the alligators and caimans. Even the Crocodylomorpha which includes prehistoric crocodile relatives and ancestors are included in the order. Crocodiles are big aquatic reptiles that live throughout the tropics in Australia. They feed mostly on vertebrates like fish, mammals as well as humans.
A crocodile, a type of reptile, belongs to the family Corodilia. The word crocodile can also be used more freely to include all members of the order of the Crocodilia. This order includes the true crocodiles, the alligators and caimans. Even the Crocodylomorpha which includes prehistoric crocodile relatives and ancestors are included in the order. Crocodiles are big aquatic reptiles that live throughout the tropics in Australia. They feed mostly on vertebrates like fish, mammals as well as humans.
