Explore MDD

Multiple ways to explore the Mammal Diversity Database (MDD). View the data as a list ordered by taxonomic hierarchy, a table, or a phylogenetic tree. You can also explore mammalian diversity by country using an interactive map.

Taxon List

Taxon List

Quickly browse all species and their synonyms.

Taxonomy Table

Taxonomy Table

Explore taxonomy and compare counts across ranks.

Mammal Diversity by Country and Region

Tips:

  • Hover over or tap any country to view its name and number of species.
  • Darker shading indicates higher species diversity.
  • Click "Explore country data" to view detailed statistics and full species lists for each country.
Phylogenetic Tree

Tree View

Dive into an interactive phylogenetic tree of mammals.