763. Do the precocial young of water birds have to be taught to swim? Swimming with these birds is an instinctive act. A young black guillemot that has hatched under rocks in a place where it is impossible to see the ocean will, when the time comes, scramble over and in between the rocks and enter the pounding surf without fear, swimming and diving with superb skill.
Text: 1001 Questions Answered About Birds by Allan D. Cruickshank and Helen G. Cruickshank (Toronto, General Publishing Company, 1958).