Photos

 

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