Question

migration is the main characteristics of​

Answer 1

Answer:

Birds mainly

some fishes too migrate

Answer 2

Answer:-

These are (i) most migrants are males, (ii) they are predominantly young adults, (iii) they are better educated than the general rural population but less so than their urban counterparts, and (iv) economic motives predominate their decision to move, although this is tempered by a series of other factors.

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