A baby bullfrog, a leopard frog, and a pickerel frog : r/herpetology

Pickerel Frog (Lithobates palustris) – Amphibians and Reptiles of Iowa

Northern Leopard Frog - Montana Field Guide

Frogs and Toads – Amphibians and Reptiles of Iowa

Pickerel or Leopard frog? : r/herpetology

Northern leopard frog (Lithobates pipiens): COSEWIC assessment and status report 2009

Big mama European Common Frog and a breeding pair of common toads : r/ herpetology

American Bullfrog - Montana Field Guide

Can't seem to figure out what type of frogs we have? : r/herpetology

Pickerel Frog – PA HERP IDENTIFICATION

Is this a Northern Leopard Frog or a Pickerel Frog? I'm leaning towards Northern Leopard. Found in Acadia National Park, ME : r/herpetology

The Natural History and Captive Care of the Pickerel Frog

Northern leopard frog rana pipiens hi-res stock photography and images - Page 2 - Alamy

Northern Leopard Frog - Lithobates pipiens

7 Types of Frogs Found in West Virginia! (ID Guide) - Bird Watching HQ