Bats in the UK - Species

• The UK has 18 bat species, 17 of which are breeding in the UK.
• Bat fly more erratically than birds 

  The wing structure of bats and birds differs. Birds have feathers projecting back from lightweight, fused arm and hand bones. Bats have flexible, relatively short wings with membranes stretched between elongated fingers.
• The Noctule

  Flies in a straight line with a sudden swoop
• The Brown Long-eared

  Flies close to trees
• The Pipistrelles

  Have an erratic flight path