|
|
|
|
General Characteristics Head
to Body Length : 1.4-2.5
m (4.75-8.25 feet) Tail Length : 46 cm ( 18 inches ) Height : 3-4.5m Weight : 100-160 kg (220-355 lb) Description : These dolphins have several notable characteristics. One is that is has a rather long beak, or rostrum, with many sharp teeth. Their eyes are very small, and they have poor vision. This does not matter much anyhow, since their environment is a muddy river. The dolphins rely on sending out echolocation clicks to navigate their surroundings and find their prey. They are usually uniformly gray in color, with their underside slightly lighter. The dorsal fin is low and triangular, and their pectoral fins are very broad and rounded, similar to a boat paddle. Range - The Yangtze River Dolphins are found in the Yangtze River of China. Habitat - They live in the three gorges to the mouth of the Yangtze River. Diet - It eats on a variety of small fish. Status - the population drastically reduced from 6,000 in 1950 to 400 in 1984. Now there are less than 5 remaining in the wild. Reason for the status - This is because of they are killed by boat propellers, and by habitat destruction also. What type of animal is it - It is a Carnivore. Gestation : 10 -11 months Longevity : 30 years
|