Return to Sound and Vision – A New View of the Behaviour of Woodland Bats Barbastelle bat being fitted with a radio tracking transmitter 2015 Bat Trapping barbastelle Dimensions: 1016 × 931 Taken: July 31, 2015 Aperture 2.8 Camera Canon PowerShot S120 Focal Length 5.2mm Shutter Speed 1/200 ISO 3200