they get left alone tired or sleepy
no
Becuase of some insects
most of the time but they do come together on some occasions to migrate
If it does not migrate it stays where it was in the summer.
the bird killdeers migrate due to weather conditions
A buzzard is a large bird, that some refer to as a vulture. Buzzards migrate to the south because they have trouble feeding in cold weather.
Most species of finch migrate, but some, like the house finch, do not.
because they like to
no cause there not bird
Ruff is a bird
Yes! Every bird molts. If it's a bird, it molts.
Yes,like bird,they migrate due to the impending of winter. :):)