Activity provides for comparing and contrasting the behavior and structure of amphibians and reptiles of Utah.

Learn about classifying amphibians.

Learn how amphibians are classified, why they have thin and moist skin, and other interesting facts.

PBS documentary explores threats to the continuing survival of frogs at locations around the world owing to habitat loss, pollution, and a fungus called chytrid now known to be responsible for killing large numbers of amphibians. [50:31]

The most common species in the UK, the Grass Snake is identified by the Reptiles and Amphibians of the UK website. Detailed description and photos included.

The Great Plains Toad and the Northern Leopard Frog live in Suffield National Wildlife Area in Alberta, among other areas. These are two Canadian amphibians whose wetlands habitats are increasingly threatened by human activities....

The Encyclopedia of Life presents this in-depth overview of Amphibians (Amphibia), including their habitats, size, conservation status, and much more. Images of this class and maps of its global distribution can also be found here.

Description of the Natterjack Toad, including how to identify it, and its life cycle. It also provides a video [6:06] of an edition of the Living World with Lionel Kellaway, focussing on the natterjack chorus.

Article about naturalist Brian Kubicki and his long-term study of glass frogs and other amphibians in Costa Rica.

Everything you've ever wanted to know about vertebrate kidneys. Modules include Freshwater Vertebrates, Amphibians, Lizards and Snakes, Birds, Mammals, Marine Fishes. Resources can be used as classroom notes or supplemental materials.

Understand the reproduction and life cycle of a frog from mating through spawn, eggs, tadpoles, and growing legs to the final frog. Nice details.

This personal page defines and compares the gas exchanges by the lungs of amphibians, reptiles, birds, and mammals. Offers detailed images.

Find out how scientists are working to increase the lifespan of frog populations that have been under attack by fungus.

This excellent resource from the San Diego Zoo presents extensive information on salamanders and newts including details about their habitat, physical characteristics, size, diet, family life, conservation status, and fun facts.

Meet the Golden Mantella and discover fascinating facts and statistics. Learn about its physical characteristics, habitat, diet, behavior, breeding patterns, conservation, and more.

Meet the Colorado River Toad and discover fascinating facts and statistics. Learn about its physical characteristics, habitat, diet, behavior, breeding patterns, conservation, and more.

The tutorial examines metamorphosis. Some topics explored are complete metamorphosis, incomplete metamorphosis, and crustacean metamorphosis. Definitions, examples, and pictures are on the concept are included.

What characteristics make a swamp a swamp? This site features information on the Great Dismal Swamp, Conifer Swamps, Okefenokee Swamps, Shrub Swamps, Hardwood Swamps, and Cypress Swamps. This site also offers some great photographs of...

Ocelots occur in a wide range of habitats, from rainforest to savanna to dry, scrubby terrain, at mid- to low elevations from Texas and Arizona to northern Argentina. They are feed on small mammals, and also frequently include birds,...

Site allows users to tour the Oakland Zoo and view all types of animals from A-Z. Offers links to cool stuff and a world safari.

Understand the behaviors and characteristics of frogs and toads.

In this WebQuest, you must pick a type of water habitat to create a new aquarium, choose three animals that can coexist in this habitat and design your own aquarium.

This site gives an in-depth description of a bull frog, including its behavior, appearance, reproduction, and classification. The site includes photos and illustrations and an interactive quiz to test your understanding.

This site gives a brief description of a newt, including its behavior, appearance, reproduction, and classification. The site includes photos and illustrations and an interactive quiz to test your understanding.