twigs,grass,weads
sticks
Birds typically build their own nests for shelter, but some species may use abandoned nests from other birds.
Hedge sparrows are properly called dunnocks and they are not actually sparrows at all. They build their nests in dense shrubbery and hedgerows (see Sources and related links, below).
They use very damp and soft sticks to build leaves.
Nothing, they don't build nests.
most don't build nests.
Bare cliff ledges or the abandoned nests of other birds. They do not build their own nests.
Squirrels nest in trees or on the ground, using materials like twigs, leaves, moss, and fur to build their nests.
Adellie penguins use pebbles to build nests.
Yes, squirrels build nests in trees.
Yes, some bird species do use other birds' nests, either by taking over abandoned nests or by stealing materials to build their own nests. This behavior is known as nest parasitism.
Squirrels build their nests, called dreys, by weaving together twigs, leaves, and other natural materials. They construct these nests high up in trees to keep them safe from predators and the weather.