Lasiurus intermedius 


Taxonomy [top]

Kingdom Phylum Class Order Family
Animalia Chordata Mammalia Chiroptera Vespertilionidae

Scientific Name: Lasiurus intermedius
Species Authority: H. Allen, 1862
Common Name(s):
English Northern Yellow Bat
Taxonomic Notes: Subgenus Dasypterus. Includes floridanus.

Assessment Information [top]

Red List Category & Criteria: Least Concern ver 3.1
Year Published: 2008
Date Assessed: 2008-06-30
Assessor(s): Miller, B. & Rodriguez, B.
Reviewer(s): Medellín, R. (Chiroptera Red List Authority) & Schipper, J. (Global Mammal Assessment Team)
This species is listed as Least Concern in because of its wide distribution, presumed large population, occurrence in a number of protected areas, and because it is unlikely to be declining at nearly the rate required to qualify for listing in a threatened category.
Previously published Red List assessments:
1996 Lower Risk/least concern (LR/lc)

Geographic Range [top]

Range Description: This species occurs from Honduras to Sinaloa (Mexico) and through Texas to Florida and New Jersey (USA) (Simmons, 2005). It occurs from lowlands to 1,600 m (Reid, 1997). Found in Costa Rica.
Countries occurrence:
Belize; Costa Rica; El Salvador; Guatemala; Honduras; Mexico; United States (Alabama, Florida, Georgia, Louisiana, Mississippi, North Carolina, South Carolina, Texas)
Upper elevation limit (metres): 1600
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: It is uncommon to locally common in suitable habitat (Reid, 1997; Wilson and Ruff, 1999).
Current Population Trend: Unknown
Additional data:
Population severely fragmented: No

Habitat and Ecology [top]

Habitat and Ecology: This species can be found in coniferous and broadleaf forest and dry thorn scrub (Reid 1997). It roosts in Spanish moss, under dead palm leaves or dry corn stalks. This species appears to be more social than other Lasiurus species, and may form nursery colonies. It usually forages 3 to 4 m above ground over open, grassy areas, and 100 or more bats may aggregate when feeding (Barbour and Davis 1969). Northern populations reproduce in May to June, and litter size is 2 to 4 (Reid 1997).
Systems: Terrestrial

Threats [top]

Major Threat(s): No major threats.

Conservation Actions [top]

Conservation Actions: Research actions. It is found in some protected areas.

Citation: Miller, B. & Rodriguez, B. 2008. Lasiurus intermedius. The IUCN Red List of Threatened Species 2008: e.T11352A3272542. . Downloaded on 27 November 2015.
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