author

Phillip M. Youngman

b. 1927

A Canadian mammalogist and field naturalist, he wrote clear, detailed studies of North American mammals that continue to be read by specialists and curious general readers alike. His work reflects years of close observation in the field and a lifelong interest in wildlife.

1 Audiobook

Geographic Variation in the Pocket Gopher, Thomomys bottae, in Colorado

Geographic Variation in the Pocket Gopher, Thomomys bottae, in Colorado

by Phillip M. Youngman

About the author

Born in 1927, Phillip M. Youngman was a Canadian zoologist best known for his work on mammals, especially small mammals of North America. His publications include taxonomic and geographic studies such as Geographic Variation in the Pocket Gopher, Thomomys talpoides, in Colorado, and his research was closely tied to museum collections and field investigation.

Youngman also contributed to broader natural history scholarship in Canada. A published tribute in The Canadian Field-Naturalist identifies him as Phillip Merrill Youngman and gives his lifespan as 1927–2011, showing the respect he earned within the field-naturalist and museum community.

Readers coming to his work today will find careful scientific writing grounded in specimen study, classification, and biogeography. Even in technical material, his books and papers offer a vivid sense of how mammals vary across landscapes and why that matters for understanding the natural world.