Frogs and Toads CK-12 Foundation

Frogs and Toads CK-12 Foundation

Cell Cycle CK-12 Foundation

Relicts in the mist: Two new frog families, genera and species highlight the role of Pantepui as a biodiversity museum throughout the Cenozoic - ScienceDirect

Some Thoughts on the Common Toad': 75th anniversary film

Amphibian Classification - Advanced

Amphibians CK-12 Foundation

Amphibian Ecology - Advanced

Congolius, a new genus of African reed frog endemic to the central Congo: A potential case of convergent evolution

Why Frogs Are Fantastic – #TOGETHERBAND

Amphibians CK-12 Foundation

Characteristics of Life ( Read ), Biology

Amphibians CK-12 Foundation