because they do not find a new one.
Bumble bees live in pre-existing cavities such as abandoned rodent burrows, old bird nests, or hollow spaces in trees. They do not build hives like honey bees, but rather create small colonies inside these cavities where the queen lays her eggs and the workers store nectar and pollen.
Bees
Fruit trees attract bees when in bloom. Bees are also attracted to the sweetness of the fallen fruit. Apple, peach, pear, and cherry for example. Threr are always millions of honey bees that visit my plum and crabapple trees to collect pollen. (I live in North Carolina.)
Hive
Mostly in trees (killer bees). But most of them live in beehives.
Yes. Bees pollinate most flowers and trees. One of a bees favorite places is a orchard where fruit trees are everywhere.
They make their homes in trees, trunks of the trees, and in hives they have built. They can also live in rock cavities.
we have 550 olive trees in northern CA and no bees.
tropical hardwood trees
They live in water not trees.
it saves the trees and the animals get a pace to live, also the bees can make a
trees