What Do Sharks Have Instead Of Bones?

Answer: Sharks do not have bones like other fish. Instead, they have a softer tissue called cartilage which is much lighter than bones and helps them to swim faster. Even more, the flexibility of cartilage gives sharks the capability to bend more elastically than...

What Kind Of Skin Do Sharks Have?

Answer: Shark skin is like a sandpaper which plays a significant role in the dynamic shark movements. Internally, this skin has millions of tiny scales which have the form of teeth called “dental dermicles” which create a thick mesh with a protein called...
Shark Anatomy

Shark Anatomy

Shark Physical Characteristics There are more than 400 shark species in the ocean, but they all have the same basic anatomy. This astonishing anatomy masterfully designed by evolution is what sets sharks apart from other types of aquatic life including whales and...

How Big Is The Shark Brain?

Answer: The brain size of sharks is not the same in every shark species, some of them have a Y-shaped brain with two bulbs. Some writers have said that the shark brain is the size of a golf ball, but this is not accurate. The brain mass to body mass ratio in sharks is...