All species of dolphins have a body covering of skin (not scales). All mammals have a covering of skin, usually combined with hair in some form.
In the case of the dolphin, the uppermost layer of the skin produces an oil which forms a film that covers the dolphin's whole body.
Platypuses have a body covering of velvety fur.Dolphins have a body covering of skin (not scales). The uppermost layer of the skin produces an oil which forms a film that covers the dolphin's whole body.
Grand Canal
East China Sea
East China Sea
The baiji, or Yangtze river dolphin, primarily moves through the water by using a combination of swimming and gliding. It has a streamlined body that allows it to navigate efficiently in its riverine habitat, employing a unique side-to-side motion of its tail for propulsion. Additionally, the baiji can use its pectoral fins for steering and maneuvering, allowing it to navigate in the often turbulent waters of the Yangtze River.
Bay of Bengal
The Yangtze River empties out into the South China River. The Yangtze River empties out into the South China River.
It has hair as a body covering as it is a mammal.
The Huang He, also known as the Yellow River, empties in to the Bohai sea in the Pacific Ocean.
All species of dolphins have a body covering of skin (not scales). All mammals have a covering of skin, usually combined with hair in some form. In the case of the dolphin, the uppermost layer of the skin produces an oil which forms a film that covers the dolphin's whole body.
feathers
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