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Wildlife
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- - We protect wildlife in Britain and around the world by bringing our most threatened species back from the brink of extinction. We do this through ground-breaking research, practical conservation and education, all with the help of our supporters.
Wild places
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- - Some habitats contain such a richness of life that we need to protect them at all odds. We are working to preserve ancient woodlands, orchards and wood pastures and parklands, as well as the countless species they support.
What we do
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- - Everything we do is based on scientific evidence. We gather this through surveys, which you can take part in, and by awarding research grants to the most inspiring scientists worldwide. This evidence guides our conservation efforts and is shared through our events and publications.
Who we are
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- - People’s Trust for Endangered Species was set up in 1977 to save our wildlife. We are governed by a board of volunteer trustees and our team of staff are passionate about protecting endangered species and places.
Success stories
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- - We strive to bring our most threatened species in the UK and around the world back from the brink of extinction. Our successes come from ground-breaking research, practical conservation and education, all with the help of our supporters.
Get involved
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- - There are so many ways you can help save endangered species. Fancy taking part in a survey, joining us on a wildlife event or becoming a regular supporter?
Shop
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- - Support our work in our shop with a range of charity gifts, home-ware, cards and more. 100% of the profits go directly to help wildlife both in the UK an overseas.
Donate
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- - There is nothing natural about the alarming rate at which we are losing animals and their homes. It is absolutely avoidable. We can stop the loss of our wildlife – but we need your support. You can act now by choosing to give to our cause. Thank you.

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Wildlife
- Close
- - We protect wildlife in Britain and around the world by bringing our most threatened species back from the brink of extinction. We do this through ground-breaking research, practical conservation and education, all with the help of our supporters.
Wild places
- Close
- - Some habitats contain such a richness of life that we need to protect them at all odds. We are working to preserve ancient woodlands, orchards and wood pastures and parklands, as well as the countless species they support.
What we do
- Close
- - Everything we do is based on scientific evidence. We gather this through surveys, which you can take part in, and by awarding research grants to the most inspiring scientists worldwide. This evidence guides our conservation efforts and is shared through our events and publications.
Who we are
- Close
- - People’s Trust for Endangered Species was set up in 1977 to save our wildlife. We are governed by a board of volunteer trustees and our team of staff are passionate about protecting endangered species and places.
Success stories
- Close
- - We strive to bring our most threatened species in the UK and around the world back from the brink of extinction. Our successes come from ground-breaking research, practical conservation and education, all with the help of our supporters.
Get involved
- Close
- - There are so many ways you can help save endangered species. Fancy taking part in a survey, joining us on a wildlife event or becoming a regular supporter?
Shop
- Close
- - Support our work in our shop with a range of charity gifts, home-ware, cards and more. 100% of the profits go directly to help wildlife both in the UK an overseas.
Donate
- Close
- - There is nothing natural about the alarming rate at which we are losing animals and their homes. It is absolutely avoidable. We can stop the loss of our wildlife – but we need your support. You can act now by choosing to give to our cause. Thank you.

If you are concerned about whether to take part in surveys during the COVID-19 outbreak, please check the current government guidelines and our advice here to help you decide if it is appropriate and safe for you to do so. Thank you.

Survey hazel dormice

This area of our site is for recording hazel dormice in the UK. Regular monitors can enter online records for the National Dormouse Monitoring Programme (NDMP) and anyone can record one off sightings and signs on the National Dormouse Database (NDD). Dormouse monitors can also complete reporting requirements under Natural England dormouse licences. Choose an option below to get started and help our dormice.

Survey hazel dormice

Licence Return Data

If you have a Natural England dormouse licence, please submit your annual return here. Please note that if the data are for an NDMP site then the more detailed data also needs to be submitted to the NDMP, however only one licence holder per site needs to do this.

Enter Licence Return Data
Dormouse monitoring

This area is for licensed dormouse monitors who check dormouse nest boxes to enter their records onto the National Dormouse Monitoring Programme (NDMP). To register as a monitor or set up a new site then please contact susan.sharafi@ptes.org or call 020 7498 4533.

Take part in the NDMP
Spotted a dormouse?

If you have seen a hazel dormouse, found a dormouse nest or a dormouse chewed nut please record it here on the National Dormouse Database. This will help us increase our knowledge of the distribution and abundance of these rare mammals in England and Wales. Thank you.

Enter one-off records
Resources for monitors

Regular monitors can download forms, guidelines, training resources and nest box funds here.

NDMP resources
More about dormice

Find out more about hazel dormice, current conservation projects and other ways to get involved.

Read more about dormice
Donate to save dormice

We cannot carry out our nationwide campaign to help dormice without your support. Make a donation today or even House a Dormouse!

Please donate

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