under trees on the grass
Sloth
under the tree or in forest
A parrot will balance on the branch of a tree and tuck its head under its wing to sleep.
You should not sleep under a tree at night because there is not much protection from the elements. There are bugs that can crawl on you. You will not be protected if it rains or snows. You are also open to crime.
not if it storms. I'd avoid it if possible.
Yes Right
In a deep burrow under tree roots in the forest floor.
They will sleep in a secluded area, under a fallen tree, in a thicket, or halfway in the water. Wherever they want, really.
At night time - Crows are sleeping at top of the trees.
They make nests in the tree branches by folding in branches and leaves and they sleep on these.
Neither.