2025年2月7日 · Crocodile - Habitat, Diet, Behavior: Young crocodiles increase by about 30 cm (one foot) per year for the first three to four years. Growth can continue throughout life; crocodiles in captivity have reached the age of 70.

2025年2月7日 · Throughout their range, crocodile populations have declined as human occupation and land use change has reduced their habitat. Many crocodilian species have been greatly depleted by overhunting for their valuable skins—which provide leather for handbags, shoes, belts, and other articles. Local use of crocodiles for meat and medicines is also ...

2025年2月7日 · Crocodile - Adaptations, Habitat, Diet: Crocodilians are adapted to an amphibious way of life. Their body is elongated, and their long, muscular tail is well suited to rapid swimming. The nostril openings, eyes, and ear openings are the highest parts of the head.

2025年1月3日 · American crocodile, (Crocodylus acutus), moderately large species of crocodile inhabiting forests and freshwater environments, as well as brackish and marine intertidal environments, in Florida, Central America, northern South …

The Nile crocodile is the largest crocodile in Africa and one of the largest living reptiles, some individuals rivaling the estuarine (or saltwater) crocodile (C. porosus, which is Earth’s largest living reptile) of Southeast Asia and Australia in both size and weight.

The largest crocodile species are the Nile crocodile (Crocodylus niloticus) of Africa and the saltwater, or estuarine, crocodile (C. porosus) from Australia. They both can reach 20 feet (6 meters) in length and about 2,200 pounds (1,000 kilograms) in weight.

Nile crocodiles are the largest crocodiles in Africa. They can be 20 feet (6 meters) long and weigh more than 1,500 pounds (680 kilograms). Their skin is very thick, and they have thick, bony plates on their backs.

It is no stranger to saline environments, having been observed in estuaries filled with brackish water. Adult males grow to approximately 16.5 feet (about 5 meters) in length. American crocodiles prefer smaller vertebrates as prey, but reports of attacks on people are not uncommon.

Crocodiles are long-snouted, lizardlike carnivores. Most feed on fishes, turtles, birds, and small mammals; large individuals may attack domestic livestock or humans. Crocodiles swim and feed in the water, floating at the surface to wait for prey, but bask in the sun and breed on land.

Alligator, either of two crocodilians classified in the genus Alligator and related to the tropical American caimans. Alligators can be differentiated from true crocodiles by the form of their jaw and teeth.