IUCN SSC

Our website serves as an information hub for researchers, conservation professionals and keen naturalists who are interested in the world’s rodents, shrews, moles, solenodons, hedgehogs and tree-shrews.

Learn about the work of some of our global experts investigating small mammals, including the discovery of new species.
Discover more about this amazingly diverse group of mammals, their threats and what needs to be done to conserve them.
Find out about our members working in remote places around the world to save the most endangered species of small mammal.

Red List update

NEWS! Learn more about the differing fortunes of two Australian SMSG species which have just been reassessed on the IUCN Red List!

Read more

Welcome to the SMSG

The IUCN SSC Small Mammal Specialist Group is a global network of scientists and conservationists working for a better scientific understanding of the world’s 2800 species of small mammal and to promote conservation of the most threatened.

 Small Mammals

The Small Mammal Specialist Group is responsible for three orders of small mammal – the rodents, tree shrews and the eulipotyphlans, made up of the shrews, moles, hedgehogs and solenodons.

Why not read more about the small mammals for which we are responsible?

Red List update

NEWS! Learn more about the differing fortunes of two Australian SMSG species which have just been reassessed on the IUCN Red List!

Red List update

NEWS! Learn more about the differing fortunes of two Australian SMSG species which have just been reassessed on the IUCN Red List!

About SMSG

Discover more about the IUCN SSC Small Mammal Specialist Group and its projects.
About SMSG

Small Mammals

Find out about the amazing diversity of small mammals – half of all mammal species.

Conservation

Our global conservation priorities and the people working on the ground to save small mammals.
Conservation

Science

The science of the diversity, ecology and conservation status of over 2800 small mammal species.
Science