Great Roundleaf Bat

Great Roundleaf Bat

Hipposideros armiger

Silhouette: T. Michael Keesey · PhyloPic

Least ConcernNear ThreatenedVulnerableEndangeredCritically Endangered
Daily sighting probability ~10% · With luck
at Khao Yai National Park
5 Verified sightings at Khao Yai National Park From 2019 to 2026
27 Verified sightings across all 6 parks From 2019 to 2026
November Best month highest sighting rate
☀️ Diurnal When it's spotted during daytime hours (6am–6pm)

About the Great Roundleaf Bat

The great roundleaf bat, also known as the great Himalayan leaf-nosed bat (Hipposideros armiger) is a species of bat in the family Hipposideridae found in South Asia, Southeast Asia, and China. It gives birth to two young a year. It has been assessed as a least concern species by the IUCN.

There are four recognised subspecies of the bat. They are: H. a. armiger H. a. fujianensis H. a. terasensis H. a. traninhensis The great roundleaf bat is similar in appearance to the closely related intermediate roundleaf bat (H. larvatus). However, the great roundleaf bat is larger and possesses four, not three, lateral accessory leaflets on each side of the main noseleaf. This bat has a forearm length up to 9.8 cm, and weighs up to 60 g. After an experiment published by Kathryn Knight, in which they painted the accessory leaflets and the ears and videotaped them, it was concluded that when they clicked, the leaflets closed and their ears bent down. When listening to the clicking they opened their noseleaf and their ears.

It breeds once a year and gives birth to two young. Females have been found pregnant from January to early May... Wikipedia →

Global Distribution

Warmer areas are where this animal is recorded most often.

Parks Where Found

# Park Country Daily sighting probability
1 Taroko National Park 🇹🇼 Taiwan
~10%
2 Khao Yai National Park 🇹🇭 Thailand
~10%
3 Cuc Phuong National Park 🇻🇳 Vietnam
Insufficient data
4 Khao Sok National Park 🇹🇭 Thailand
Insufficient data
5 Khao Luang National Park 🇹🇭 Thailand
Insufficient data
6 Kaeng Krachan National Park 🇹🇭 Thailand
Insufficient data

Quick answers

What are the chances of seeing a Great Roundleaf Bat in Khao Yai National Park?

About 10% of wildlife watchers report a Great Roundleaf Bat sighting in Khao Yai National Park, based on 5 verified sightings from GBIF citizen-science data.

When is the best time to see Great Roundleaf Bat in Khao Yai National Park?

November has the highest sighting rate for Great Roundleaf Bat in Khao Yai National Park in our monthly data.

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