Ducks area unit birds. Ducks are known as ‘Waterfowl’ as a result of they’re unremarkably found in places wherever there’s water like ponds, streams and rivers. Ducks area unit associated with Geese and Swans. Ducks area unit generally confused with many varieties of unrelated water birds with similar forms, like loons (an birdfound in several elements of North America and northern Europe) or grebes (freshwater diving birds) and coots (medium-sized water birds that area unit members of the Rail Bird family).
Ducks area unit smaller than than their relatives (swans and geese). Ducks even have shorter necks and wings and a stout body.
A feminine duck is named a ‘hen’, they’re known by their very-dull, brown feathers. The females have dull-brown feathers in order that they will hide from enemies and predators. they will conjointly camouflage themselves in their nests and conjointly shield their young.
A male duck is named a ‘drake’, you’ll establish the male duck by its bright colored feathers. They use these colored feathers to draw in the feminine ducks for sex activity. Here could be a fantastically colored Drake with a purple feather, shiny inexperienced head colouring, silvery white body and gray wings with blue markings.
The males use their vibrant feather to draw in females. However, they’re going to lose or molt their vibrantfeathers once the females area unit busy hatching the eggs. The males can currently seem like the feminine in color and can be unable to fly briefly. they’re going to molt once more in early fall and find back their vibrantfeathers and be able to fly once more. The females conjointly molt. They replace all their feathers and find new ones once their ducklings area unit hatched.
Ducks have webbed feet, that area unit designed for swimming. Their webbed feet act like paddles for the ducks. the rationale ducks will swim in cold water is their wonderful cardiovascular system. Their blood vessels area unitordered out terribly near to one another in their legs and feet during a network that permits the nice and cozy and funky blood to exchange heat. this enables heat|the nice and cozy} blood going from the body into the feet to warm the cooler blood re-entering the body from the feet, and therefore the blood planning to the feet is cooled enough that the cold doesn’t trouble the duck. therefore the duck’s feet area unit able to tolerate the cold and not trouble them. All birds have this cardiovascular system in their legs and feet.