Mammalogist n. : One versed in mammalogy.

Example:


Taxonomy
mammals, mammalogy, bioscience, positions, biology, species, mammalogist, salary, research, American Society of Mammalogists, scientists, undergraduates, Ph.D, colleges, Universities and Colleges, ethology, ecology, interactions.

Defination from the web:
... A mammalogist might study a wide variety of topics on a particular species or group of mammals or might take a comparative approach and ... Obviously, becoming a mammalogist is not the only way to study mammals. ...