What is a Mammalogist?

Written by Dr. Marcus Hale, PhD, Last Updated: February 5, 2026

Mammalogist in field gear examining small mammal in natural grassland habitat during field research

A mammalogist is a specialized biologist who studies mammals, including their behavior, evolution, ecology, and interaction with ecosystems. Mammalogists earn a median salary of $72,860 annually and typically require a bachelor's degree minimum, with master's or PhD preferred for research positions. Employment is projected to grow 2% through 2034, with approximately 1,400 annual job openings nationwide.

If you've always been fascinated by mammals, whether it's studying bat migration patterns, protecting endangered primates, or understanding whale communication, mammalogy might be your path. This specialized branch of zoology focuses exclusively on Earth's most diverse vertebrate class: mammals. From shrews to blue whales, mammalogists dedicate their careers to understanding these remarkable creatures and their roles in our changing ecosystems.

Mammalogy is a specialized field of biology that focuses on the study and observation of mammals. This includes many different aspects of mammalian life, including evolution, biological function, management, conservation, and ecosystem interactions.

What Does a Mammalogist Do?

Mammalogists study and observe various mammals, with many taking an interest in specific types or groups. The scope of their work varies considerably depending on their area of specialty and career stage.

Mammalogists are essentially wildlife biologists who specialize in mammals, though some focus on broader ecosystem research, while others concentrate on single-species conservation. Those interested in whales, dolphins, and seals often pursue careers as marine biologists specializing in cetaceans and pinnipeds, while others studying terrestrial species might collaborate with ecologists and conservation scientists.

Some of the things mammalogists study include an animal's behavior in its natural habitat, its classification among other species, its anatomy and physiology, its role in a larger ecosystem, and its interactions with human beings. A mammalogist may also combine multiple areas of study depending on their exact position or role. For instance, some mammalogists collaborate with paleobiologists to reconstruct extinct mammal species to understand evolutionary adaptations and inform current conservation strategies.

Where Does a Mammalogist Work?

Mammalogists work in diverse settings depending on their area of specialization or research focus. Common employers include federal agencies such as the U.S. Geological Survey and the U.S. Fish and Wildlife Service, state wildlife departments, universities, zoos, conservation organizations, and environmental consulting firms.

Some mammalogists spend considerable time working directly with and caring for mammals daily in zoos, wildlife rehabilitation centers, or research facilities. Other mammalogists conduct extensive fieldwork, observing and collecting data about particular mammals in their natural habitats. In freshwater ecosystems, mammalogists often collaborate with aquatic biologists studying river otters and beavers to understand habitat requirements and ecosystem health.

Fieldwork can take place in remote environments, meaning that mammalogists must be comfortable spending extended periods working independently. Fieldwork is often both physically and emotionally demanding for these reasons. For example, studying migratory bat populations might require weeks in cave systems, while researching Arctic mammals could mean months in extreme cold.

Most mammalogists work full-time, but they may work long or irregular hours during fieldwork. Working with nocturnal mammals, such as bats, or small predators can mean extensive night-shift work, sometimes for weeks at a time, depending on the research schedule.

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What Is the Average Mammalogist Salary?

Mammalogists, who fall under the broader BLS category of zoologists and wildlife biologists, earned a median salary of $72,860 as of May 2024. The lowest 10 percent earned less than $48,240, while the highest 10 percent earned more than $113,350. Salary varies based on education level, years of experience, employer type, and geographic location.

Federal government positions typically offer the highest compensation, followed by research and development firms. Most mammalogists work for state and federal governments, while a smaller percentage work for scientific consulting services, universities, or nonprofit conservation organizations.

Mammology Jobs

Full-time mammalogist careers are pretty specialized and not standard, given how narrow in scope they can be. The path typically begins with field technician or research assistant roles, advancing to independent research positions, and potentially progressing to senior scientist or program director levels. Most mammalogist jobs specialize further in animals belonging to a certain family or found in a particular region of the world.

While jobs vary considerably, there are many tasks in most mammalogist careers, including:

  • Plan and coordinate mammal assessment activities
  • Act as an advocate and spokesperson for animals and ecosystem concerns within that specialty
  • Connect with other scientists, professionals, and advocacy groups to preserve and monitor habitats and populations in the wild and in protected environments.
  • Draft reports and presentations for internal and external stakeholders, policy-makers,s and the public
  • Collect samples and conduct research in the lab, the field, and protectedenvironments.s
  • Monitor and document mammal behavior in the lab, the field, and protected environments
  • Ensure data collection, specimen collection, and recordkeeping are accurate and adhere to relevant safety procedures.res
  • Link with national, regional, local,l and international databases to share information and assessment data
  • Review current research and scientific literature in the field
  • Implement strategies and participate in associated sediment and flow monitoring
  • Consult on and implement habitat mitigation and remediation measures
  • Consult on environmental and site assessments
  • Be prepared for travel to temporary field assignments in remote locations

Modern mammalogy research increasingly involves molecular biologists analyzing genetic diversity and population structure through DNA sampling. Mammalogists studying insectivorous bats often work alongside invertebrate biologists to understand prey availability and ecosystem health.

Senior-level mammologist roles often include additional managerial tasks, such as project scheduling, budgeting, and team communication. Some everyday tasks may include:

  • Planning and scheduling research trips and associated logistics
  • Presenting findings and research to stakeholders
  • Constructing budgets and timelines for the workgroup
  • Serving as a point of contact for peer-review data calls and planning
  • Serving on agency working groups to provide consultancy
  • Conducting reviews of records, reports, and assessments
  • Coordinating technical details for a range of cross-disciplinary projects
  • Coordinating data collection and input, interpretation, and reporting
  • Navigating environmental regulations and environmental approvals processes

What Is the Job Demand for Mammalogists?

Employment for mammalogists is projected to grow 2% from 2024 to 2034, slower than the average for all occupations. Despite limited employment growth, about 1,400 openings for zoologists and wildlife biologists (including mammalogists) are projected each year, on average, over the decade. Most of those openings are expected to result from the need to replace workers who transfer to other occupations or exit the labor force, such as by retiring.

Though increasing environmental concerns and a growing human population will increase demand for mammalogists focused on conservation and climate change impacts, the number of open positions will largely depend on government budgets and the availability of research funding.

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What Are the Education Requirements to Become a Mammalogist?

Mammalogists require a bachelor's degree for entry-level positions, though most go on to obtain a master's degree or Ph.D. for independent research roles and advancement opportunities.

Many aspiring mammalogists begin with fish and wildlife management degree programs, which provide comprehensive training in wildlife biology, conservation, and habitat management. Bachelor's programs in zoology, biology, or environmental biology provide the foundational knowledge for careers in mammalogy. Some recommended majors for a bachelor's degree include zoology, biology, wildlife biology, or other related fields.

Knowledge of Geographic Information Systems (GIS) and other software can help mammalogists gather data efficiently and improve their performance during fieldwork. After earning a Ph.D., some mammalogists will go on to teach at universities full-time or to supplement their current income through academic positions.

Degrees Related to Mammalogists

What Kind of Societies and Professional Organizations Do Mammalogists Have?

Mammalogists and those who wish to become mammalogists can look to the following government websites for guidance:

  • National Park Service (NPS) is a bureau of the U.S. Department of the Interior responsible for supporting local history and natural lands across America. Many mammalogists are employed by the government in some capacity, making this website a potential resource for some.

Mammalogists can also browse through these organizations and websites for valuable resources:

  • American Society of Mammalogists (ASM). This professional society for mammalogists boasts around 2,500 members who work in many different aspects of the industry. This organization gives members access to grant opportunities, industry-specific publications, continuing education, and group meetings. Overall, this society is dedicated to furthering the careers of mammalogists everywhere.
  • American Institute of Biological Sciences (AIBS) is a nonprofit association that brings together biological researchers of all kinds from the United States. The focus of this organization is to disseminate information about the field's promotion and to demonstrate its importance through advocacy and public policy efforts.

Frequently Asked Questions

What's the difference between a mammalogist and a zoologist?

Mammalogists are specialized zoologists who focus exclusively on mammals. While zoologists may study any animal group, including reptiles, birds, fish, or insects, mammalogists dedicate their careers to understanding mammalian species, from tiny shrews to massive whales. Mammalogy represents one of several zoology careers, alongside herpetology (reptiles), ornithology (birds), and entomology (insects).

Do I need a PhD to become a mammalogist?

Entry-level positions typically require a bachelor's degree in zoology, biology, or a related field. However, most research-focused roles and university positions require a master's degree ora PhD. A doctorate is essential for leading your own research projects, securing competitive grant funding, and teaching at the university level. Many successful mammalogists advance with a master's degree, reserving PhD pursuit for those committed to independent research or academic careers.

Where do most mammalogists work?

Most mammalogists work for government agencies, particularly the U.S. Fish and Wildlife Service (USFWS). Geological Survey, and the US wildlife. Others find positions at universities conducting research and teaching, zoos and aquariums managing animal collections, conservation nonprofits protecting endangered species, or environmental consulting firms conducting wildlife surveys and impact assessments. Work settings vary from laboratories and offices to extensive fieldwork in remote natural habitats.

Can I specialize in a specific type of mammal?

Yes, most mammalogists specialize in particular taxonomic groups or habitats. Common specializations include marine mammals (cetology for whales and dolphins), bats (chiropterology), primates (primatology), carnivores, rodents, or ungulates (hoofed mammals). You might also specialize by region, such as tropical rainforest mammals or arctic species. Your specialization typically develops during graduate school based on your research interests and your advisor's expertise.

What skills are most important for mammalogists?

Critical skills include keen observational abilities to notice subtle changes in animal behavior, strong analytical capabilities for data analysis and statistical interpretation, excellent communication skills for publishing research and presenting findings, physical stamina for demanding fieldwork, comfort working independently in remote locations, proficiency with GIS and statistical software, and patience for long-term research projects that may take years to yield results. Adaptability and problem-solving skills are essential when working in unpredictable field conditions.

Key Takeaways

  • Specialized Career Path: Mammalogy is a niche specialization within zoology, focusing exclusively on the behavior, ecology, conservation, and ecosystem interactions of mammalian species.
  • Education Requirements: A bachelor's degree is required for entry-level positions, but a master's or PhD is required for independent research roles, university teaching positions, and career advancement.
  • Competitive Salaries: Median salary of $72,860 annually as of May 2024, with federal government positions typically offering the highest compensation and comprehensive benefits.
  • Steady but Modest Growth: Employment is projected to grow 2% through 2034, with approximately 1,400 annual openings, driven primarily by replacement needs as workers retire or change careers.
  • Fieldwork Intensive: Position often requires extensive time in remote locations, physical stamina, comfort working independently in challenging conditions, and irregular schedules, including potential night work for nocturnal species research.

Ready to explore mammalogy programs? Discover zoology and wildlife biology degrees that provide the foundation for a career studying mammals and advancing conservation science.

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author avatar
Dr. Marcus Hale, PhD
Dr. Marcus Hale is a dedicated environmental scientist with a deep commitment to conservation and sustainable solutions. Holding a PhD from the University of Florida, he has spent over 15 years in the field, from hands-on restoration projects with The Nature Conservancy to advising on policy and climate resilience. His research and publications focus on protecting ecosystems and guiding the next generation toward impactful green careers. Outside of work, Marcus enjoys kayaking in Florida's waterways and volunteering with local environmental education programs.

2024 US Bureau of Labor Statistics salary and salary growth figures for zoologists and wildlife biologists reflect national data, not school-specific information. Conditions in your area may vary. Data accessed January 2026.