Question

why do birds migrate?Give an example of a migratory bird​

Answer 1

Answer:

Birds migrate to move from areas of low or decreasing resources to areas of high or increasing resources. The two primary resources being sought are food and nesting location

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Answer 2

Answer:

Migratory birds fly hundreds and thousands of kilometres to find the best ecological conditions and habitats for feeding, breeding and raising their young.

Explanation:

example: Arctic tern, Swallow