Humans can not survive by drinking saltwater because the salt will ultimately cause kidney failure. However it has been said that the salt can make you go crazy.
Probably because theres no salt.
No.
The saltwater crocodile has gills.
People still can and do survive without electricity.
Yes. Cats can survive tornadoes just as people cant, but they can also die just as people can.
yes
cheese
Certain freshwater fish can survive saltwater conditions; examples are black mollies, mono's and scats. All of these fish aren't truly freshwater or saltwater, they are Brackish. Brackish is between freshwater and saltwater, and so these fish are highly adaptable.
A saltwater crocodile would not survive in fresh water. Salt water animals need the salt to keep them alive and to nourish them.
Goldfish are freshwater fish and can not survive in saltwater environments (oceans, etc) They can only survive in freshwater (non saltwater such as ponds, rivers, and lakes).
By osmoregulation. Differs by species or type of organism, but they are either osmoconformers or osmoregulators.
No, once a Teredo worm or other saltwater wood-eating critter is removed from its saltwater habitat, it will die as it requires saltwater to survive and feed on wood. These critters are specialized for living in saltwater environments and cannot survive in freshwater or on land.