Dolphins have cone shaped teeth whereas porpoise have spade shaped teeth. Dolphins have good eyesight both in the air and in the water. The male Siberian or Amur Tiger, with a total body length in excess of 10 ft and weighing up to 300 kg is by far the largest and most powerful member of the cat family. Young male tigers may travel far, living a solitary life before establishing their own territory. Females often stay close to their mother and in some cases share parts of her territory.
Dolphins live in temperate and tropical waters worldwide.
There are several species of freshwater and river dolphins, all of which are threatened or in danger of extinction. Dolphin eyes are designed for seeing in low light conditions. Their color vision is limited. They have no sense of smell but they have an excellent sense of taste. Although popular in some zoos 'White Bengal Tigers' are extremely rare in the wild.