Dolphin is a very intelligent animal. Research showed their brains have many features associated with high intelligence. Dolphin is the aquatic mammals are the world's second brightest creatures after humans. They can be leapfrogging chimpanzees who have been pushed down to third in the cleverness stakes.
Dolphins are in danger of extinction, because there is a long list of animals which are in such condition. The truth is that many people ignore the critical preservation condition in which many dolphin species are.
Dolphins consume a variety of prey including fish, squid, and crustaceans. The body of dolphins is gray with darker backs than the rest of their bodies. Dolphins range in size from the 1.7 m (5.6 ft) long and 50 kg (110 lb). Maui's dolphin to the 9.5 m (31 ft) and 10 t (11 short tons) killer whale.
Dolphin's mating season at throughout the year. She only can give birth a baby at one time. Her gestation is 9-17 months depending on the species. When it is time to give birth, the female will distance herself from another dolphin and going near the surface of the water.
