Introduced predators such as foxes and feral cats along with habitat loss for agriculture. The Dugong is found along the Indian Ocean Coast of Northern Australia. The Dugong when fully grown is about 3 m. long and weighs about 295 kg. It has a whale like body with greyish skin. This graceful sea mammal feeds on sea grass, mainly at night.
Dugongs tend to live and migrate in groups.
It has a notched tail and bristly upper lip. The male has two small tusks because they are a distant relative of the elephant. Number depletion due to being killed for their meat, oil and hide in the early 1900's. Found in freshwater rivers and water holes in northern Australia. A small to medium sized grey or greenish brown crocodile with the male reaching up to 3 m. and the females up to 2.3 m. in length.