Flamingos in large flocks in the wild are social and extremely loyal. They perform group mating dances. Parents ai e very fond of their Chicks, gathering them into cutches for protection while both males and females fly off to search for food.

Which among the following is the most logical core/Zap to the above passage ?

class nesting in all species of birds is essential to ensure complete survival of their offspring

Only birds have the capacity to develop social behaviour and thus can do mass nesting to raise their chicks in safety

Social behaviour in some species of birds increases he odds of survival in an unsafe world.

All species of birds set up creches for their chicks to teach them social behaviour arid loyalty.