On the beach [at Ocean Grove] the waves at times come wallowing ashore like a great flock of sheep; they break far out, and then comes that rushing line of tossing, leaping, woolly heads and shoulders; they are not steeds, but a wild mob of woolly-headed sheep.

The Heart of Burroughs's Journals, Oct. 3, 1885 (p. 125), Houghton Mifflin Co. 1928