01037cam a2200289 4500 212851922 TxAuBib 19990716120000.0 760312s1975||||||||||||||||||||||||eng|u 75006066 9780870441677 0870441671 (OCoLC)1884339 DLC DLC DLC TxAuBib Clarkson, Jan Nagel. Tricks animals play / by Jan Nagel Clarkson. [Washington : National Geographic Society, 1975. 31 p. : col. ill. ; 29 cm. Books for young explorers In order to survive, many animals have developed curious defense tactics ranging from playing dead to showing a red danger signal. 20020207. Animal defenses Juvenile literature. Animal defenses. Animals Habits and behavior. Books for young explorers. TXQUE