Latin Etymology: Saccopteryx ("sac winged") bilineata ("two lined")
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Adult Greater Sac-winged Bat (Saccopteryx bilineata) at Carara National Park, Costa Rica - November 2025
Featured Subspecies: Saccopteryx bilineata centralis
Weight: 5-30g / Length: 5-13cm / Wingspan: 20-25cm
NO UK STATUS / IUCN Red List: Least Concern
A very widely distributed bat of Central and South America, their name comes from small perculiar pouches on their wings which males inbue with glandular secretions and urine, and then hover infront of prospective mates to fan her with his scent. They are also the only species of mammal outside of primates that have being recorded "babbling" as they learn their calls.
Related Species:
Order: Chiroptera
Family: Emballonuridae
Genus: Saccopteryx
SUBSPECIES: S. b. villai, S. b. centralis
- Sighting Locations -
Further Notes: BirdForum Opus, IUCN Red List, RSPB, Wikipedia, Xeno-canto
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