Winifred Hallwachs

Winifred Hallwachs is the author of "Mammals, Amphibians, and Reptiles of Costa Rica", "100 Butterflies and Moths" and "100 Caterpillars".

Books by Winifred Hallwachs

Mammals, Amphibia...
Henderson, Carrol L.
Paperback: $29.95

Mammals, Amphibia...
Henderson, Carrol L.
Electronic book text:

100 Butterflies a...
Miller, Jeffrey C.
Paperback: $29.00

100 Caterpillars
Miller, Jeffrey C.
Hardback: $39.95