Background
Source: Wikipedia
Bernardo Villa Ramírez (May 4, 1911 – November 21, 2006) was a Mexican mammalogist. He published five books and over 100 articles: primarily on the biology of bats and rodents, but also on marine mammals. Born in Teloloapan, Guerrero, Villa Ramírez studied in Guerrero and then Mexico City, returning to his hometown to build a school and become a rural school teacher.

![Cover of Subspeciation in Pocket Gophers of Kansas, [KU. Vol. 1 No. 11]](https://www.gutenberg.org/cache/epub/36653/pg36653.cover.medium.jpg)
