Nycteridae
Author
Don E. Wilson
Author
Russell A. Mittermeier
text
2019
2019-10-31
Lynx Edicions
Barcelona
Handbook of the Mammals of the World – Volume 9 Bats
374
386
book chapter
68515
10.5281/zenodo.6576920
3e6d4b74-5d99-4155-a5de-5c8585abf1c8
978-84-16728-19-0
6576920
9.
Hairy Slitfaced Bat
Nycteris hispida
French:
Nyctere hérissé
/
German:
Gemeine Schlitznase
/ erizado
Other common names:
Hairy Long-eared Bat
Taxonomy.
Vespertilio hispidus Schreber, 1774
,
Senegal
.
Nycteris hispida
belongs to the
hispida
group. It was previously conspecific with
N. aurita
. Monotypic.
Distribution.
Widely distributed in tropical Africa from
Mauritania
and
Senegal
in NW to
Ethiopia
,
Kenya
, and
Somalia
in NE, S to
Angola
,
Botswana
,
Zimbabwe
, and
Mozambique
, with an apparently isolated population in E
South Africa
.
Descriptive notes.
Head-body 40-50 mm, tail 41-56 mm, ear 19-24 mm, hindfoot 9-10 mm, forearm 34-44 mm; weight 6-12 g. The Hairy Slit-faced Batis small, with short rounded wings. Longitudinal cleft runs along top of muzzle, covering noseleaves. Fur is long and flufty, reddish brown to grayish brown dorsally, and slightly lighter ventrally. Ears are long but relatively short fora slit-faced bat. Wing membranes are dark brown and free of hairs. There are no obvious sexual differences in pelage. Chromosomal complement has 2n = 42 and FNa =
78 in
Somalia
. Echolocation call is multiharmonic and involves a steep FM sweep with peak frequencies at 40 kHz, 60 kHz, and 80 kz.
Habitat.
Variety of tropical savanna and forest habitats including miombo woodland with
Isoberlinia
and
Brachystegia
(both
Fabaceae
), lowland rainforest, forest-savanna mosaic, and agroecosystems such as banana plantations. The Hairy Slit-faced Bat appears to avoid higher elevations and semiarid environments.
Food and Feeding.
The Hairy Slitfaced Bat eats various insects including moths.
Breeding.
Births of Hairy Slitfaced Bats have been recorded at two times of the year in north-eastern
DR Congo
(April and September), suggesting seasonal bimodal polyestry. Litter size is one, and young grow to adult size in less than two months.
Activity patterns.
The Hairy Slitfaced Bat roosts during the day in sheltered structures including hollow trees, caves, road culverts, and papyrus swamps. It leaves day roosts at dusk and typically foraging close to the ground or over water.
Movements, Home range and Social organization.
The Hairy Slit-faced Bat roosts singly or in small groups of 2-6 individuals, often including a male and female.
Status and Conservation.
Classified as Least Concern on The IUCN Red List.
Bibliography.
Archer (1977), Cockle et al. (1998), Griffiths (1994, 1997), Happold, M. (2013af), Monadjem, Richards & Denys (2016), Monadjem, Schoeman et al. (2010), Monadjem, Taylor et al. (2010), Rosevear (1965), Thomas et al. (1994), Van Cakenberghe & De Vree (1993a), Verschuren (1957).