MammalBase - Accepted taxon: Vulpes velox

Accepted taxon: Vulpes velox
Taxon:	Vulpes velox
Rank:	Species
Higher Classification:	CARNIVORA \| CANIFORMIA \| Canidae \| Vulpes
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 Vulpes velox diet.
CF (Crude Fibre) 3, ASH (Ash contents) 10, NFE (Nitrogen-Free-Extract) 8, CP (Crude Protein) 61, EE (Ether Extract) 18. 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 Vulpes velox.
TSN Complete name	Part	Ratio ^a.	Reference(s)
Mammalia	WHOLE	33.33	Damuth, J…
Insecta	WHOLE	20.00	Damuth, J…
Lagomorpha	WHOLE	16.67	Grzimek,B…
Rodentia	WHOLE	13.33	Grzimek,B…
Aves	WHOLE	10.00	Grzimek,B…
Squamata	WHOLE	6.67	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 Vulpes velox.
Trait	Selected Value	All Value(s)	Reference(s)
Dietary category: Miljutin 2009	Frugivore	Animalivore, Frugivore	– John L. Gittleman, 1985, 'Carnivore body size: Ecological and taxonomic correlates', Oecologia, vol. 67, no. 4, pp. 540-554, Juhn, M., Balisi, M., Doughty, E., Friscia, A., Howenstine, A., Jacquemetton, C., Marcot, J., Nugen, S., Van Valkenburgh, B. 2024. Cenozoic climate change and the evolution of North American mammalian predator ecomorphology. Paleobiology. None(None), pp.1-10. Available at: 10.1017/pab.2024.27.
Temporal habits	nocturnal	nocturnal	– John L. Gittleman, 1985, 'Carnivore body size: Ecological and taxonomic correlates', Oecologia, vol. 67, no. 4, pp. 540-554
Locomotion: Eisenberg 1981	Terrestrial	Terrestrial	– John L. Gittleman, 1985, 'Carnivore body size: Ecological and taxonomic correlates', Oecologia, vol. 67, no. 4, pp. 540-554
Dietary category: Eisenberg 1981	Frugivore-omnivore	Carnivore, Frugivore-omnivore	– Juhn, M., Balisi, M., Doughty, E., Friscia, A., Howenstine, A., Jacquemetton, C., Marcot, J., Nugen, S., Van Valkenburgh, B. 2024. Cenozoic climate change and the evolution of North American mammalian predator ecomorphology. Paleobiology. None(None), pp.1-10. Available at: 10.1017/pab.2024.27.

Table 3. List of Standard Measurements for Vulpes velox.
Measurement	Location	Unit	n Total	n Unknown	n Female	n Male	Min	Mean	Max	SD	Reference(s)
Body Mass (BM)	nan	g	-	-	-	-	-	2,088	-	-	Juhn, M.,…
Body Mass (BM)	nan	g	3	3	-	-	-	2,272.65	-	-	Engelman,…
Body Mass (BM)	nan	g	-	-	-	-	1,000	-	3,000	-	Freudenth…
Head-Body Length (HBL)	nan	mm	-	-	-	-	-	496	-	-	Engelman,…
Occipital condyle width (OCW)	nan	mm	3	3	-	-	-	20.99	-	-	Engelman,…

Table 4. List of other Measurements ^b. for Vulpes velox.
Measurement	Location	Unit	n Total	n Unknown	n Female	n Male	Min	Mean	Max	SD	Reference(s)
brainmass	nan	g	-	-	-	-	-	32	-	-	Engelman,…
skull_length	nan	mm	-	-	-	-	-	114	-	-	Engelman,…
femur circumference	nan	mm	-	-	-	-	-	23	-	-	Nelson, A…
humerus circumference	nan	mm	-	-	-	-	-	22	-	-	Nelson, A…
relative blade length (RBL)	nan	unitless	-	-	-	-	-	1	-	-	Juhn, M.S…

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

Table 5. List of Data Sources for Vulpes velox.
Taxon	Reference	Match	Status
Vulpes velox	Gittleman,J. L., 1985, Carnivore body size: ecological and taxonomic correlates, Oecologia	1: Exact Taxon match	Verified - Accepted
Vulpes velox	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
Vulpes velox	Reid,F., 2006, Peterson field guide to mammals of North America,	1: Exact Taxon match	Verified - Accepted
Vulpes velox	Nowak,R. M., 1991, Walker's mammals of the world,	1: Exact Taxon match	Verified - Accepted
Vulpes velox	Grzimek,B., 2003, Grzimek's Animal Life Encyclopedia: Mammals I-V,	1: Exact Taxon match	Verified - Accepted
Vulpes velox	Nowak,R. M., 1991, Walker's mammals of the world,	1: Exact Taxon match	Verified - Accepted
Vulpes velox	Law, C.J., Blackwell, E.A., Curtis, A.A., Dickinson, E., Hartstone‐Rose, A. and Santana, S.E., 2022. Decoupled evolution of the cranium and mandible in carnivoran mammals. Evolution.	1: Exact Taxon match	Verified - Accepted
Vulpes velox	Engelman, R.K., 2022. Occipital condyle width (OCW) is a highly accurate predictor of body mass in therian mammals. BMC biology, 20(1), p.37.	1: Exact Taxon match	Verified - Accepted
Vulpes velox	DeMers, A.C., 2023. Functional Significance of the Mandible, Tooth Roots, and Tooth Crowns, and their Implications for Fossil Dietary Inference (Doctoral dissertation, The Ohio State University).	1: Exact Taxon match	Verified - Accepted
Vulpes velox	Nelson, A., Engelman, R.K. and Croft, D.A., 2023. How to weigh a fossil mammal? South American notoungulates as a case study for estimating body mass in extinct clades. Journal of Mammalian Evolution, 30(3), pp.773-809.	1: Exact Taxon match	Verified - Accepted
Vulpes velox	Freudenthal, M. and Martín-Suárez, E., 2013. Estimating body mass of fossil rodents. Scripta Geologica, 145, pp.1-513.	1: Exact Taxon match	Verified - Accepted
Vulpes velox	Juhn, M.S., Balisi, M.A., Doughty, E.M., Friscia, A.R., Howenstine, A.O., Jacquemetton, C., Marcot, J., Nugen, S. and Van Valkenburgh, B., 2024. Cenozoic climate change and the evolution of North American mammalian predator ecomorphology. Paleobiology, pp.1-10.	1: Exact Taxon match	Verified - Accepted

Citation for this page: [The MammalBase community 2026. / CC BY 4.0. http://doi.org/10.5281/zenodo.7462864 Vulpes velox , Accessed 30th April 2026 at https://mammalbase.net/me/14590]