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Tim Halliday


About the Author

Tim Halliday is a professor emeritus of biology at Open University in the UK. Professor Halliday’s academic specialty was in the study of newts, toads, and frogs. He researches declining amphibian populations worldwide. He was the amphibian consultant for Animal: The Definitive Visual Guide, which Outside magazine called “the ultimate zoological reference.”

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Books by Tim Halliday

More Series From Tim Halliday

DK Smithsonian Handbook

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