Species: P. austriacus
♦ The membranes in the ears and the wings are black in color, and these bats have large eyes.
♦ Due to the dark coloring on its nose and upper lips, this bat appears to have a dark mask.
Forearm length: 37mm - 45mm
Wingspan: 255mm - 300mm
Weight: 7g - 12g
Thumb: 5mm - 6.5mm
Tragus: 5.2mm - 6.6mm
♦ In England, it is found in Devon, Hampshire, Dorset, Channel Islands, Somerset, Isle of Wight, and Sussex.
♦ Usually, they travel a distance of up to 4 miles away from the roost.
♦ These bats are colonial and territorial in nature, often having a population of around 20 bats per roost in winters, and the number can go up to around 60 in summer.
♦ Grey long-eared bats also take up residence in fissures, cavities, rafters of buildings, during the summer months, as these places are away from humans and keep the bats covered and protected.
♦ This species is endemic to Europe, and its population is concentrated in the southern part.
♦ Grey long-eared bats are insectivorous. Their diet consists of moths (Lepidoptera and Noctuidae), small beetles (Coleoptera), crane flies (Tipulidae), and woodlice (Isopoda).
♦ These bats are very skilled fliers and make use of echolocation to find food.
♦ Very little is known about the mating behavior and reproduction cycle of this bat species.
♦ They deliver a single bat pup around mid-June, and the pup starts to fly around August.
♦ All European bats are listed under Appendix II of the Convention on Migratory species (CMS), which is also known as the Bonn Convention, due to an agreement on the Conservation of Bats in Europe (EUROBATS).