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