What do you mean by resident birds and migratory birds?

1. Resident bird: a zoological term that refers to birds that live in an area all the year round and do not migrate due to different seasons, such as thrush and magpie.

2. Migratory birds refer to birds that migrate regularly with different seasons. They breed in a certain area in spring and summer, fly to warmer areas for winter in autumn, and then fly back to their original place in the following spring.