Bat roosts in trees
About Bats, Bat Surveys Seonaidh Jamieson About Bats, Bat Surveys Seonaidh Jamieson

Bat roosts in trees

All Scottish bat species will use trees to roost. Identifying tree roosts can be challenging, especially in summer when leaves can make for tricky viewing. Fortunately, there are some features and signs we can use to identify roosts (and roost potential) when conducting tree surveys.

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Why Are Hibernacula so important?
About Bats, Bat Hibernation, Bat Surveys Seonaidh Jamieson About Bats, Bat Hibernation, Bat Surveys Seonaidh Jamieson

Why Are Hibernacula so important?

Over winter, many of our native mammals ‘power down’ and rest to conserve energy. For some, this is a reduction in activity and tendency towards staying in their shelters. For bats and hedgehogs (and dormice in the south of England) this is a huge physiological change, resulting in a dramatically reduced metabolism, with decreased body temperature, breathing and heart rates. This change is known as hibernation, and is a distinct adaptation to conserve energy.

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How do bats choose their roosts?
Bat Surveys, Bats in Houses Seonaidh Jamieson Bat Surveys, Bats in Houses Seonaidh Jamieson

How do bats choose their roosts?

Understanding how and where bats choose to roost is crucial for both development and renovation projects and for conservation efforts. The 10 bat species recorded in Scotland all have their own preferences for roosting sites, shaped by their ecological niche, physical adaptations and the balance of conditions needed for their survival and reproduction.

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