Introducing frogs
Form and function
Frog colors
Frog behavior
Frog ecology
Reproduction and development
Food and feeding
Frogs and humans
Frog problems (from a human viewpoint)
Human problems (from a grog's viewpoint)
Frogs in stories and literature
"Frogology".
Frogs : the animal answer guide by Michael E. Dorcas. ISBN 9780801899362. Published by Johns Hopkins University Press in 2011. Publication and catalogue information, links to buy online and reader comments.