amphibians

n.

a flat-bottomed motor vehicle that can travel on land or water

同义词：amphibious vehicle

an airplane designed to take off and land on water

同义词：amphibious aircraft

cold-blooded vertebrate typically living on land but breeding in water; aquatic larvae undergo metamorphosis into adult form

Biology of Amphibians
Amphibians: biology of amphibians
Biology of Amphibians (Book)
The Biology of Amphibians
Amphibians. (Book Reviews: Biology of Amphibians)
The Ecology & Behavior of Amphibians
The Amphibians and Reptiles of Costa Rica: A Herpetofauna between Two Continents, between Two Seas
A Field Guide to Reptiles and Amphibians of Eastern Central North America
Measuring and monitoring biological diversity: standard methods for amphibians.
Biological Diversity Handbook Series: Measuring and monitoring biological diversity: Standard methods for amphibians