One in four UK mammals are threatened with extinction.

The British Isles and Ireland are home to many species of mammal, from the common shrew to grey seal. We work toward a future where populations thrive as part of healthy and diverse ecosystems benefiting people and nature.

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Credits: Alex Montacute

Current research View all

Current research

21 Feb 2024

National Polecat Survey

21 Feb 2024

Polecats were once a common and widespread native mammal present across the British Isles. Vincent Wildlife Trust has monitored its recovery since the 1990s using National Surveys that rely on the public to submit records of polecat signs and sightings. Science-led

21 Feb 2024

Science-led

14 Feb 2024

Searching for Shrews

14 Feb 2024

The greater white-toothed Shrew (GWTS) has now been identified in Sunderland and is known to be an invasive species in Ireland, at the detriment of the pygmy shrew (a native species in the British Isles). Science-led

14 Feb 2024

Science-led

11 Mar 2019

The Red Squirrel Acoustic Monitoring Project

11 Mar 2019

Partnering with the University of Bristol, nonprofit tech startup Rainforest Connection, and Huawei Technologies for a ground-breaking project aiming to protect red squirrels through collecting bio-acoustic data. Science-led

11 Mar 2019

Science-led

11 Mar 2019

National Harvest Mouse Survey

11 Mar 2019

Our 2018 Review of the Conservation and Population Status of British Mammals found that information on harvest mice in Britain is poor and we need more data to better understand how our smallest rodent is doing. Science-led

11 Mar 2019

Science-led

Discover British mammal species

With approximately 90 species spanning across land, air, and sea, there are many fascinating creatures to learn about. From iconic land-dwellers like red foxes and badgers to majestic marine mammals like seals and dolphins, the British Isles are home to a rich tapestry of mammals.

Discover mammals

Credits: Shane Stanbridge

News and stories View all

Blog

How Can Schools Help Wild Mammals?

Find out more about how schools can get involved with our work and our new schools membership offer. 5 Min Read

5 Min Read

Tracks, Trails and Bake Sales: Month One of the University Mammal Challenge

Hear about the Lincoln Imps first month of the UMAC 2025! 5 Min Read

5 Min Read

Night Vision Camera Systems

Find out more about security cameras and recorders for monitoring of wildlife. 5 Min Read

5 Min Read

Breaking: Wild Boar Sightings on Dartmoor

Our CEO Matt Larsen-Daw’s response to the discovery of wild boar on Dartmoor. 5 Min Read

5 Min Read

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A growing movement of mammal enthusiasts across Britain.

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Discover the Local Groups Network

Our local groups support a growing movement of mammal enthusiasts across the British Isles and Ireland. Discover a group near you and join alongside like-minded individuals who are dedicated to safeguarding mammals.

Discover the Network