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