Threats American Crocodiles are threatened by many human activities. The worst is the destruction of their natural habitat and pollution. Also, in the past, killing crocodiles for profit hase resulted in drastic reductions in numbers. The combination of loss of habitat and overexploitation have brought the Crocodile to the brink of extinction. They are exploited for their valuable skin, which supports a very profitable international trade.
Habitat destruction comes in many forms.
Humans drain the swamps that crocodiles live in and convert the grounds to agricultural use, or fill in the swamps and build houses. Trees are cut down, and croc habitat may become polluted by industry. In general, crocodile populations are threatened by contact with humans. The American crocodile is usually regarded as dangerous and unattractive by people who have to live near them. At the same time, crocodiles are pretty flexible and can put up with a lot of change.