Dolphins are marine mammals and they are warm blooded animals. Dolphins give birth to their young ones called calf. Dolphins vary in their size from 1.2m to 9.5m and weigh about 40 kg to 10 tons. Dolphins are carnivores and they can be seen in the shallow seas of the continental shelves. Dolphins diet on fish and squid.
Dolphins are the most intelligent animals and they have a friendly appearance and they are very playful. Dolphins are highly sociable animals and they live for 40 years. Dolphins are usually found in groups playing and communicating with each other.
Dolphins have powerful tails to move up and down in the water. Dolphins use their tail for hunting and they continuously slap their tail when they are disturbed or when they want to indicate the sign of danger to other dolphins. Dolphins breathe with the help of blowhole at the top of their head.
Dolphin’s eyes are protected with a slippery secretion to guard their eyes from the foreign objects and water friction. During its sleep half of its brain remains active. Dolphins take a short nap floating just below the surface of the water. They are very active at night since it is the main time feeding time for them. Dolphins have a streamlined body which helps them to swim at high speed. Dolphins have a small hole just behind their eyes which act as an ear.
Dolphins carry their young ones in their womb. The baby will be fed by the mother for the first four years and the baby will live with its mother for a period of 3 to 6 years during which it will learn all its techniques. Dolphins live in a group called pod. Dolphins spend most of their time for looking for food. They may hunt alone or as a pod.