Animals -- Sleep behavior

Sleepy book

Charlotte Zolotow ; illustrations by Ilse Plume.

Animals sleeping

Masayuki Yabuuchi.

The Laziest (Faces of Nature)

Mymi Doinet, Random House

Sweet dreams: how animals sleep

Kimiko Kajikawa.

Animals asleep

Sneed B. Collard III ; illustrated by Anik McGrory.

Everybody sleeps

Arthur Yorinks ; illustrated by Arthur Yorinks.

Don't wake the animals

illustrated by Peter Barrett.

A time for sleeping

Ron Hirschi ; photographs by Thomas D. Mangelsen.

Ways animals sleep

by Jane R. McCauley.

Hao xiang shui jiao wo!

[supervised by Hiroshi Hori ; fan yi Zhang Yixiu].