List three reasons animals move from place to place (this is a stupid question but i unfortunately need a scientific answer)

Animals move from place to place because -

1)in search of food and shelter.
2)to protect themselves against adverse climatic conditions.
3)to protect themselves from enemies and their predators
4)to find suitable partners for reproduction.

Animals migrate to reproduce, eat, or seek warmer climates.

The gens present in the dna in the nucleus of the cell in the body