The Burgess Animal Book For Children in "More Of Peter's Long-legged Cousins"

Some folks call him the Swamp Rabbit. Others call him the Swamp Hare. The latter is really the best name for him, because he is a true Hare. He lives in swamps instead of marshes, but he is a splendid swimmer and fond of the water. When he is chased by an enemy he makes for the nearest point or stream."

"How big is he?" asked Jumper.

"Just about your size, Jumper," replied Old Mother Nature.