Spiny starfish have lived here on Earth for 450 million ... Common blenny also have mottled skin, so they are perfectly camouflaged. This amazing fish has a super-power. It can survive even ...

It describes their unique body structures, including radial symmetry and spiny skin, and explains their locomotion through a water vascular system. The film highlights their feeding habits ...

Spiny starfish have lived here on Earth for 450 million ... Common blenny also have mottled skin, so they are perfectly camouflaged. This amazing fish has a super-power. It can survive even ...