Sharks, like all fish, grow larger throughout their lives. The Northern River Shark ( Glyphis Garricki ) is one of the rarest species of shark in the world. It is known only from a small number of locations in Western Australia, the Northern Territory and Papua New Guinea. Discovered in Australia in 1986, only 36 specimens have been recorded here since.
Northern River Shark The Northern River Shark (Glyphis garricki) is one of the rarest species of shark in the world. It is known only from a small number of locations in Western Australia, the Northern Territory and Papua New Guinea.
Discovered in Australia in 1986, only 36 specimens have been recorded here since. Sharks are among Earth's most ancient animal.
Sharks have been on our oceans for over 400 million years. The word “shark” may conjure up images of great whites and hammerheads, there are at least 500 shark species .
Sharks’ livers contain lots of oil. This makes the liver a relatively buoyant organ, which helps sharks keep their balance in the water.
Sharks view the world in black and White because they possess a single type of 'Cone' photoreceptor. Shark meat contains higher levels of toxic mercury than any other fish
Sharks have good night vision thanks to a membrane in the back of their eye called tapetum lucidum.