Photos

 

Mating cricket frogs, Stillwater, OK
Red eyed treefrogs, Agallychnis callidryas, in Costa Rica
Water snake at McPherson pond
Grasshopper collection site in Germany
Toad explosion, McPherson Pond
Moth, Stillwater, OK
Territorial response of a male great tit to a speaker broadcasting an intruder song
Heavy bullfrog, McPherson Pond
Cruziohyla calcarifer at La Selva, Costa Rica
Killarney National Park, field site for songbird cognition studies
Protecting birdfeeders from squirrels for cognitive testing in the wild.
Moon over McPherson
Deer skeleton, McPherson Pond
Leptodactylus pentadactylus, the smokey jungle frog
An amazing glass frog in Costa Rica
Calling male Hyla chrysoscelis
Mating pair of Hypsiboas rufitelus at La Selva, Costa Rica
Female Dendropsophus ebraccatus in Costa Rica
Cantarrana (singing frog) swamp, La Selva, Costa Rica
Bullfrog in Missouri
A blue tit nest, from studies of bird cognition and breeding in County Cork, Ireland
Studying cognition in wild songbirds in the famous Wytham Woods
Common frog spawn in County Cork, Ireland
Metamorphosis