Ficheiro:Green-leopard-frog-in-swamp.jpg – Wikipédia, a

Northern leopard frog - Facts, Diet, Habitat & Pictures on

What is the study of frogs called? - Quora

Florida Wildlife Extension at UF/IFAS

Northern leopard frog - Facts, Diet, Habitat & Pictures on

Southern Leopard Frog (Lithobates sphenocephalus) at Herpedia™.com

What is a frog? - Quora

Frog - Wikipedia

Northern Leopard Frog (Lithobates pipiens) Dimensions & Drawings

Leopard frog - Wikipedia