For which reasons would a male peacock spread his tail feathers? Check all that apply. 1) to cool off his body
2) to attract a peahen
3) to show that he is healthy
4) to protect his peachicks
5) to intimidate rival males
6) to run from a predator

it would be 2 and 5

Explanation:

When the male peacock spreads his tail feathers to create a spectacular fan of blue and green, the illusion of large penetrating eyes are displayed. Not only do these eyes attract mates, but they also scare away potential predators, like snakes or large wild cats.