Nyctalus

• Azorean Bat Nyctalus azoreum

  

  This bat is endemic to the Azores. A 1993 morphological comparison found it smaller than the related Leisler's bat, and a 2026 study confirmed its presence on Flores.

• Leisler’s Bat Nyctalus leisleri

  

  In Ireland, Leisler’s bats can be seen after sunset, flying over parks and fields as they hunt insects.

• Common Noctule Nyctalus noctula

  

  A large bat with reddish-brown fur and rounded ears. In Britain, it roosts in tree holes and emerges early in the evening to catch insects.

• Bird-like Noctule Nyctalus aviator

  The bird-like noctule is a large bat distributed in Japan. It spends the day in cavities in large trees and catches flying insects in the evening.

• Japanese Lesser Noctule Nyctalus furvus

  The Japanese Lesser Noctule has been recorded on Honshu and in southern Korea. Its dark-brown fur is paler underneath, and tree hollows have been reported as roosts.

• Giant Noctule Nyctalus lasiopterus

  This large bat ranges from Europe into western Asia. It depends on mature forests, roosts in deciduous-tree holes, and hunts flying insects such as moths and dragonflies.

• Himalayan Noctule Nyctalus montanus

  The Himalayan noctule occurs in western Afghanistan, northern India, and western Nepal. In Nepal it uses river edges and floodplains, and roosts in rock crevices and beneath overhanging plants.

• Chinese Noctule Nyctalus plancyi

  The Chinese noctule occurs in China and Taiwan. It has golden-brown fur and long, narrow wings, and roosts in buildings, caves, tree holes, and crevices.

• Common Noctule Nyctalus noctula

  A large bat with reddish-brown fur and rounded ears. In Britain, it roosts in tree holes and emerges early in the evening to catch insects.

• Leisler’s Bat Nyctalus leisleri

  In Ireland, Leisler’s bats can be seen after sunset, flying over parks and fields as they hunt insects.

• Azorean Bat Nyctalus azoreum

  This bat is endemic to the Azores. A 1993 morphological comparison found it smaller than the related Leisler's bat, and a 2026 study confirmed its presence on Flores.