MammalBase - Accepted taxon: Eptesicus fuscus

Accepted taxon: Eptesicus fuscus
Taxon:	Eptesicus fuscus
Rank:	Species
Higher Classification:	CHIROPTERA \| Vespertilionidae \| Vespertilioninae \| Eptesicini \| Eptesicus \| Eptesicus
Reference:	Wilson, Don E., and DeeAnn M. Reeder, eds. Mammal Species of the World. A Taxonomic and Geographic Reference (3rd ed), JHU Press, 2005.

Fig.1 - Ternary plot of the proximate analysis for the Eptesicus fuscus diet.
CF (Crude Fibre) 10, ASH (Ash contents) 4, NFE (Nitrogen-Free-Extract) 17, CP (Crude Protein) 49, EE (Ether Extract) 19. See details for the calculations in Lintulaakso, K., Tatti, N. and Žliobaitė, I., 2022. Quantifying mammalian diets. Mammalian Biology, pp.1-15. [DOI]

Table 1. List of Diet Items for Eptesicus fuscus.
TSN Complete name	Part	Ratio ^a.	Reference(s)
Insecta	WHOLE	47.62	Damuth, J…
Coleoptera	WHOLE	23.81	Grzimek,B…
Insecta	LARVAE	11.11	Damuth, J…
Scarabaeidae	WHOLE	9.52	Grzimek,B…
Lepidoptera	WHOLE	4.76	Grzimek,B…
Orthoptera	WHOLE	3.17	Grzimek,B…

^a. Standardized values. See details for the calculations in Lintulaakso, K., Tatti, N. and Žliobaitė, I., 2022. Quantifying mammalian diets. Mammalian Biology, pp.1-15. [DOI]

Table 2. List of Standard Traits for Eptesicus fuscus.
Trait	Selected Value	All Value(s)	Reference(s)
Dietary category: Eisenberg 1981	Insectivore	Insectivore	Arriaga-F…
Dietary category: Miljutin 2009	Animalivore	Animalivore	Arriaga-F…
Locomotion: Eisenberg 1981	Volant	Volant	Arriaga-F…

Table 3. List of Standard Measurements for Eptesicus fuscus.
Measurement	Location	Unit	n Total	n Unknown	n Female	n Male	Min	Mean	Max	SD	Reference(s)
Body Mass (BM)	North America	g	-	-	-	-	-	17.9	-	-	Robert M.…
Body Mass (BM)	La Peregrina Canyon, Tamaulipas, Mexico	g	1	1	-	-	-	15	-	-	Arriaga-F…

Table 4. List of other Measurements ^b. for Eptesicus fuscus.
Measurement	Location	Unit	n Total	n Unknown	n Female	n Male	Min	Mean	Max	SD	Reference(s)
Skull length	Cuba	mm	-	-	-	-	-	18	-	-	Molinari,…
Skull length	Exuma keys	mm	-	-	-	-	-	18	-	-	Molinari,…
Skull length	Hispaniola	mm	-	-	-	-	-	18	-	-	Molinari,…
Skull length	Isla Juventud	mm	-	-	-	-	-	17	-	-	Molinari,…
Skull length	Jamaica	mm	-	-	-	-	-	17	-	-	Molinari,…
Skull length	New Providence	mm	-	-	-	-	-	17	-	-	Molinari,…
Skull length	Puerto Rico	mm	-	-	-	-	-	19	-	-	Molinari,…
Skull length	San Salvador	mm	-	-	-	-	-	18	-	-	Molinari,…
Skull length	Alberta, Montana, W Nebraska	mm	-	-	-	-	-	19	-	-	Molinari,…
Skull length	E United States (Virginia to Alabama)	mm	-	-	-	-	-	19	-	-	Molinari,…
Skull length	N South America	mm	-	-	-	-	-	20	-	-	Molinari,…
Skull length	S Mexico, Central America	mm	-	-	-	-	-	21	-	-	Molinari,…

^b. other Measurements. Source Measurements which are not listed on or mapped with the Standard Traits..

Table 5. List of Data Sources for Eptesicus fuscus.
Taxon	Reference	Match	Status
Eptesicus fuscus	Cakenberghe,V. V., 2002, Evolutionary relationships between cranial shape and diet in bats (Mammalia: Chiroptera), Topics in functional and ecological vertebrate morphology	1: Exact Taxon match	Verified - Accepted
Eptesicus fuscus	Brigham,R. M., 1991, Prey detection, dietary niche breadth, and body size in bats: why are aerial insectivorous bats so small?, The American Naturalist	1: Exact Taxon match	Verified - Accepted
Eptesicus fuscus	Damuth, J. 2010. ABSOLUT 6 a mammalian database compiled by the national center for ecological analysis and synthesis (NCEAS ) workshop on mammalian communities.	1: Exact Taxon match	Verified - Accepted
Eptesicus fuscus	SÃƒÂnchezÃ¢â‚¬ÂCordero,V. ÃƒÂ., 2008, Elevation gradients of diversity for rodents and bats in Oaxaca, Mexico, Global Ecology and Biogeography	1: Exact Taxon match	Verified - Accepted
Eptesicus fuscus	Reid,F., 2006, Peterson field guide to mammals of North America,	1: Exact Taxon match	Verified - Accepted
Eptesicus fuscus	Grzimek,B., 2003, Grzimek's Animal Life Encyclopedia: Mammals I-V,	1: Exact Taxon match	Verified - Accepted
Eptesicus fuscus	Arriaga-Flores, J.C., Castro-Arellano, I., Moreno-Valdez, A. and Correa-Sandoval, A., 2012. Temporal niche overlap of a riparian forest bat assemblage in subtropical Mexico. Revista Mexicana de Mastozoología (Nueva Época), 2(1), pp.3-17.	1: Exact Taxon match	Verified - Accepted
Eptesicus fuscus	Molinari, J., A global assessment of the 'island rule' in bats based on functionally distinct measures of body size. Journal of Biogeography.	1: Exact Taxon match	Verified - Accepted

Citation for this page: [The MammalBase community 2025. / CC BY 4.0. http://doi.org/10.5281/zenodo.7462864 Eptesicus fuscus , Accessed 4th May 2025 at https://mammalbase.net/me/12952]