We do not know what you are asking, there is no such word as "charactoristics".
The main characteristics are that they are cold blooded and lay eggs. Although another is that the skin is scaley, this is not the case in all reptiles.
A good name for a shark is Bruis,dude and duke!
The main source of fish is the Mercury fish. The Mercury fish is a tainted fish found widely in the US streams.
the average charactoristics of one who is poor
there are no "main" types of fish. There are just different types.
Greenland's main export is fish products such as fish and fish oil. Hides and skins are two other main exports.
A fish's main prey would be either smaller fish or plankton. Some fish also eat vegetation, like sea weed.
mostly the fishing industry since fish and fish products are their main export
charactoristics of computer network
The main food in Alaska is fish.
Fish.