Why do ducks swim ducks have dense and thick feathers

Why can ducks swim
It is entirely due to their different body structures. The duck has a dense and thick feather. Its whole body is like a small boat. It can float steadily on the water. Moreover, the tail of the duck has a developed tail fat gland, which can secrete oil. The duck uses its mouth to coat the whole body with this oilWhy can ducks swim and not drown
Ducks are born to swim. They have fins on their feet suitable for swimming. There is also a kind of gland on ducks, which secretes oil. Applying this oil to feathers can prevent water and keep warm. Even in the cold winter, there is no need to worry about the feathers getting wet and shivering with cold. Their bodies, their mouths, areThe principle of duck swimming is
Ducks have a pair of tail fat glands on the tip of their tail, which can secrete fat. Fat is what we usually call oil. Ducks often smear fat on their feathers with their mouths, so that their feathers won't get wet. Also, duck feathers are dense and thick, and they are very light. In this way, the duck can float on the water like a boat. AnotherWhy can ducks swim on the water
When ducks are on the shore, they often rub their mouths on their hips and then wipe them all over their bodies, so that the oil can be applied to their feathers, so that the feathers of ducks will not be wet after they enter the water. In fact, not only ducks, but also other water birds. 2. have fins. It is convenient to paddle 3. its body density is not as high as that of mammalsHow do ducks swim
Ducks belong to aquatic birds. The queen of ducks has a pair of feet that can paddle. There is a gas station at the tail of ducks to refuel their feathers, so duck feathers will not get wet in the water, and there are rich fluff to form an air cavity that can float on the water without sinking. Ducks have these natural physiological conditions, so they can swimWhy do ducks swim? And the chicken can't swim
Different species have different natural physical conditions. Ducks have floating feathers. You can see the difference between pouring a basin of water on the chicken and pouring a basin of water on the duck. Ducks can shake and shake their tails beautifully. They are very dry and smooth. The chicken next to me is completely different at this timeWhy do ducks swim?? (be more detailed, because you need to do a manual report)
A duck can swim in the water because its feathers are not afraid of water. There is a fat gland in the tail of ducks, which can continuously secrete fat. A duck often turns around, sticks its head to its tail, and then wipes its feathers. It uses its head to coat the fat on its feathers. Fat separates water from feathers, soWhy can ducks swim or why can geese swim
Why do ducks and geese swim? Ducks, geese and chickens are domesticated poultry, but ducks and geese are different from chickens. Ducks and geese can swim. This is because the feathers of ducks and geese are different from those of chickens. The feathers of ducks and geese are like the hull of a ship, covered with greaseWhy do ducks swim
Because ducks have large lungs, more inspirations and greater buoyancy; Feathers are greasy, not easy to wet, suitable for activities in water; With webbed feet, ducks can easily paddle in the water. In addition, they have a swimming gene inherited from their ancestors. Therefore, ducks are born to swim