http://www.sharks-world.com http://www.sharks-world.com/why_is_mako_shark_endangered.html Mako sharks are endangered because the same reason of other shark species, excessive human fishing and hunting. In particular, Mako sharks are killed because their fins are cut off for medicinal purposes... http://www.sharks-world.com/why_is_mako_shark_endangered.html http://www.sharks-world.com/what_do_blue_sharks_eat.html Blue sharks eat almost everything. However, they prefer some types of fishes and squids. Among the regular types of fishes eaten by blue sharks are erring, silver hake, white hake, red hake, cod, haddock, mackerel... http://www.sharks-world.com/what_do_blue_sharks_eat.html http://www.sharks-world.com/how_does_a_shark_breathe.html As other fishes, sharks breathe by extracting oxygen when seawater pass through their gills. Shark gills are just behind shark head and they are not specially covered like in most fish. Water pass thorough their... http://www.sharks-world.com/how_does_a_shark_breathe.html http://www.sharks-world.com/how_do_sharks_use_static_electricity.html Sharks have electroreceptor organs called Ampullae of Lorenzini.They are able to detect the electromagnetic field generated by all living things.This is used by sharks to find its prey. Sharks have from hundreds to... http://www.sharks-world.com/how_do_sharks_use_static_electricity.html http://www.sharks-world.com/shark_photos.html Selection of shark photography http://www.sharks-world.com/shark_photos.html