Nowaday the Nylon body Suit called "skin" is getting popular in diving and swimming world for sun protection in the tropical area.

Oil also allows cool water to get past the birds' wet suit-like feathers and touch skin, compromising the pelicans' thermal regulation and making it harder for them to fly and dive for fish.

He was as strong as a man of steel, his dark complexion set off by clothes of coarse cloth, looking like someone from the countryside.