oak trees
the screech owl is a cavity nester.
Many birds make their nests in trees and eat from fruit and insects that are on the trees. The more trees, the more nests can be made and the more food is availiable to the birds.
The larger the bird, the larger its nest.
No, they can fly. The peafowl nests and feeds on the ground, but roosts in low trees.
The Kiwi is a flightless bird, and must stay on the ground.
Bird nests are built mostly in spring or summer.
Not usually but sometimes. Some birds dig a hollow in the side of trees for nesting. During hurricane Hugo the bird's nests caused weakening and the trees broke.
Yes, squirrels build nests in trees.
Yes, squirrels make nests in trees.
Yes, wasps do make nests in trees.
The number of trees in a forest can directly impact the size of a bird population by providing habitat for nesting, roosting, and foraging. More trees can support a greater variety of bird species and provide more resources like food and shelter, leading to a larger bird population. Conversely, the removal of trees through deforestation can reduce suitable habitat for birds, leading to a decline in their population.
I have never heard of a bird making a nest in a bird bath. I believe they only make nests in trees. I wouldn't worry about a bird making a nest in your bird bath. It's more used as a decoration.