Photos

 

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