Question

Почему утки плавают.

Answer 1

Потому что их так наделила природа.
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Answer 2

Они поддерживают себя лапками и хвостиком.

Answer 3

Why do ducks float?

Ducks are able to float due to a combination of several factors, including their body structure, feathers, and buoyancy. Here's a more detailed explanation:

1. Body Structure: Ducks have a unique body structure that allows them to float effortlessly on water. Their bodies are streamlined, with a broad and flat breastbone that helps distribute their weight evenly. This design helps them stay afloat and maintain balance in the water.

2. Feathers: Ducks have a layer of waterproof feathers that cover their bodies. These feathers are coated with a special oil produced by a gland near the base of their tails. This oil helps to repel water and keeps their feathers dry. Dry feathers provide insulation and prevent water from seeping into their bodies, allowing them to stay buoyant.

3. Buoyancy: Ducks have air sacs located throughout their bodies, which contribute to their buoyancy. These air sacs act as natural floatation devices, providing additional support and helping them stay afloat. The combination of their body structure, waterproof feathers, and air sacs allows ducks to effortlessly float on the water's surface.

It's important to note that not all birds can float. Birds that spend a significant amount of time in the water, like ducks, have evolved specific adaptations to enable them to float and swim effectively.