a sharks coloration has to do with their surroundings and they seem to blend in with the other water and it helps them capture their prey
A tiger sharks color is Gray, Grayish brown and in the uper area or the shark it is a darker brown.
Sharks Predators with a Purpose - 2007 was released on: USA: 8 May 2007 (internet)
no there should not be a law on banning sharks......they were made for a purpose in this world
yes
Great white sharks don't eat people on purpose. They mistake you for a seal if your on a surf board or if your in a wet suit. Bull sharks on the other hand they don't care what you are, if they are hungry, they will eat you. Bull sharks have the highest testosterone level than any other shark.
Filter feeding Sharks, like the Basking Shark and the whale Shark eats plankton on purpose. Other Sharks might get some by accident.
To increase the surface area of the stomach
It depends on what kind of shark it is. The sharks mistake swimmers for seals and other pray. It doesn't happen on purpose.
Male sharks have two external reproductive organs called claspers, which serve the same reproductive purpose as a penis.
Bright coloration is generally a mating strategy. Some "prey animals" mimic the colors of dangerous or poisonous animals in an attempt to fool predators, but in general it's at least as likely they're designed to attract a mate.
Coloration is not a behavior, it is an adaptation. Warning coloration is an example of defensive behavior.
coloration having a protective function; sometimes used in a restricted sense for warning coloration only.