Because part of their natural diet is carrion (dead animals). They find the carcasses by using their sense of smell - and will 'home in' on an animal from some distance away.
Goannas, which are large monitor lizards of Australia, are not endangered. However, due to increased numbers of cane toads in the "Top end" (far northern region of the Northern Territory), which are poisonous to any goannas which try to eat them, there are fears that goannas will soon be endangered in that region.
In the ground
Holroyd-Parramatta Blacktown AFC Goannas was created in 1979.
smell smell smell
Nobody's socks smell good.
bromeliads smell pretty good you know but all flowers have a good smell
they run after them or it
Goannas
Goannas are mostly found in Australia, except for Tasmania, and they manage to persist in a variety of environments. There are various species of goanaas who lives on trees and in water. goannas are good swimmer.
beacuase nature makes it smell good
It has a sharp sense of touch, smell, and taste.
Both They can smell good if you take care of them :)