Blue Shark

                          The blue shark otherwise called the great blue shark. He is live in deep waters in the seas. Its scientific name is Prionace glauca. The adult blacktip Reef Shark mass is 110 kg. The blue shark is lengths 180 to 240 cm. They are lives 20 years old. The blue shark normal speed 43 mph / 70 kph. They are known as the “wolves of the sea”. It lives as north as Norway and south as Chile. Blue sharks are found of every continent, except Antarctica. Adult females being slightly bigger and having thicker skin than males. Both genders reach sexual maturity at age 5 – 6 years old. Reproducing females have litters of 25–50 pups after a 9–12-month gestation period. This shark is seen by blue colour so it called as blue shark. It is most beautiful sharks. This shark has a dark blue back, bright blue flanks and white in underside. Shark teeth have 3 type - curved, saw-edged, triangular upper teeth. Shark are eat in squid, pelagic fish and little sharks.

Kingdom - Animalia
Phylum - Chordata
Class - Chondrichthyes
Order - Carcharhiniformes
Family - Carcharhinidae
Genus - Prionace
Species - P. glauca

Blacktip Reef Shark

Basking Shark

Lemurs