Petty, Kate.
Crocodiles yawn to keep cool; and other amazing facts about crocodiles and alligators / by Clare Oliver; illustrated by James Field and Jo Moore. - 1st ed. - Brookfield, CT : Copper Beech Books, 1998. - 32p.
0761307370
986802
Crocodiles--Juvenile literature
Alligators--Juvenile literature
Crocodiles yawn to keep cool; and other amazing facts about crocodiles and alligators / by Clare Oliver; illustrated by James Field and Jo Moore. - 1st ed. - Brookfield, CT : Copper Beech Books, 1998. - 32p.
0761307370
986802
Crocodiles--Juvenile literature
Alligators--Juvenile literature