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Felis nigripes
black-footed cat


By Ian Cheesman

Kingdom: Animalia
Phylum: Chordata
Subphylum: Vertebrata
Class: Mammalia
Order: Carnivora
Family: Felidae
Genus: Felis
Species: Felis nigripes

Geographic Range

Black-footed cats are found in the savannas and grasslands of Botswana, Namibia, and South Africa, as well as small parts of Angola, Zimbabwe, and possible Lesotho. (IUCN Cat Specialist Group, 1996; Nowak, 1999; Silwa, 2008)

Biogeographic Regions
ethiopian (Native )

Habitat

Range elevation
0 to 2000 m
(0.00 to 6561.68 ft)

Black-footed cats inhabit dry grasslands, savannas, and deserts of southern Africa. The terrain they inhabit averages 100 to 500 mm of rainfall each year. They create dens in burrows or abandoned termite mounds and also shelter temporarily in dense thickets. (Nowak, 1999; Silwa, 2008)

Habitat Regions
temperate ; tropical ; terrestrial

Terrestrial Biomes
desert or dune ; savanna or grassland ; scrub forest

Physical Description

Range mass
1 to 2.75 kg
(2.20 to 6.06 lb)

Range length
337 to 500 mm
(13.27 to 19.69 in)

Black-footed cats are the smallest of African Felis species. The body is covered with light brown hair with black to dark brown spots covering the back, sides, and stomach. Dark brown stripes similar to the spots appear on the cheeks, front legs, haunches, and tail. In addition, the tip of the tail is solid black (about twice the thickness as the stripes around the tail). The tail averages 150 to 200 mm, about half the body length. The bottom of the feet, which are often visible due to their digitigrade style of walking, are black, giving this species its common name. Males are slightly larger than females, averaging 1.93 kg, compared to 1.3 kg for females. (Molteno, et al., 1998; Nowak, 1999; Silwa, 2008)

Other Physical Features
endothermic ; homoiothermic; bilateral symmetry

Sexual Dimorphism
male larger

Reproduction

Black-footed cats are likely polygynous, as male territories overlap with up to 5 female ranges, while female ranges usually only overlap with one male home range. Prior to mating, female urine-spraying increases to advertise her readiness to the local male. Breeding is the only time that black-footed cats are found associating with each other, except for females and their kittens. Males and females only associate for 5 to 10 hours for mating. (Molteno, et al., 1998; Silwa, 2004; Silwa, 2008)

Mating System
polygynous

Breeding interval
Black-footed cats can breed up to 4 times yearly, although fewer litters are more common.

Breeding season
Black-footed cats can breed from the spring to the fall. Mating is most common in the spring.

Range number of offspring
1 to 3

Average number of offspring
1.71

Average number of offspring
2
[External Source: AnAge]

Range gestation period
59 to 68 days

Average gestation period
66 days

Range birth mass
60 to 88 g
(2.11 to 3.10 oz)

Average birth mass
72.4 g
(2.55 oz)

Range time to weaning
30 to 35 days

Range age at sexual or reproductive maturity (female)
14 to 21 months

Average age at sexual or reproductive maturity (female)
14.8 months

Average age at sexual or reproductive maturity (male)
14.5 months

Average age at sexual or reproductive maturity (male)
Sex: male

434 days
[External Source: AnAge]

Black-footed cats mate in the fall, in August and September, giving birth to young in November to December in an underground den. Females may have multiple litters in a year and young have been recorded in dens as late as February. Females average 1 to 3 offspring in each litter (1 to 2 is more typical). Gestation takes 59 to 68 days and females give birth to young from 60 to 88 grams in weight. Young begin to venture out of their den at 3 weeks old and are fully weaned at about 6 weeks old, when they can begin to catch their own prey. Females become mature at 14 to 21 months old. (de Magalhaes and Costa, 2009; IUCN Cat Specialist Group, 1996; Molteno, et al., 1998; Nowak, 1999)

Key Reproductive Features
iteroparous ; seasonal breeding ; gonochoric/gonochoristic/dioecious (sexes separate); viviparous

Female black-footed cats provide all post-copulation investment in offspring. Throughout gestation and lactation, females invest heavily in their young. Starting at about 3 weeks old, females begin to bring back live prey for their offspring to practice catching prey with. During this time females bring back as much as 50% of their catches in a night. Young may inherit territory from their mother. (IUCN Cat Specialist Group, 1996; Nowak, 1999; Silwa, 1999; Silwa, 2008)

Parental Investment
precocial ; pre-fertilization (Provisioning, Protecting: Female); pre-hatching/birth (Provisioning: Female, Protecting: Female); pre-weaning/fledging (Provisioning: Female, Protecting: Female); pre-independence (Provisioning: Female, Protecting: Female); inherits maternal/paternal territory

Lifespan/Longevity

Range lifespan
Status: wild

13 (high) years

Range lifespan
Status: captivity

15.6 (high) years

Average lifespan
Status: wild

12.0 years
[External Source: Max Planck Institute for Demographic Research]

Little is known about life expectancy in black-Footed cats, but they are thought to live up to 13 years, up to 15.6 years in captivity. (de Magalhaes and Costa, 2009; IUCN Cat Specialist Group, 1996)

Behavior

Range territory size
10 to 20 km^2

Black-footed cats are solitary, only found with other individuals during breeding or as a mother with dependent offspring. A predominantly nocturnal species, they are rarely encountered and take shelter during the day in the burrows of other animals, in dense thickets, or in caves or crevices. (IUCN Cat Specialist Group, 1996; Molteno, et al., 1998; Nowak, 1999; Silwa, 1999; Silwa, 2004; Silwa, 2008)

Key Behaviors
cursorial; terricolous; nocturnal ; sedentary ; solitary ; territorial

Home Range

Male home ranges average 13 to 20 sq km, while female home ranges average 10 to 12 sq km. While overlap between sexes is common, and may make up as much as 50% of a home range, individuals rarely spend significant time together (usually only for breeding). A male's range may overlap with up to 5 separate female ranges. Territory is marked via urine spraying in both sexes, not just at borders, but also at areas commonly used by the individual. One study estimated population density at 0.17 per square kilometer. (IUCN Cat Specialist Group, 1996; Molteno, et al., 1998; Nowak, 1999; Silwa, 1999; Silwa, 2004; Silwa, 2008)

Communication and Perception

Because they are solitary, black-footed cats mostly communicate via scent marking, mainly urine-spraying. Urine-spraying has two main uses; both as advertisement for females to males pre-mating and for territory delineation. Mother and their young communicate vocally. Females scent mark most during times when they are sexually receptive, so it is thought to be mainly to attract male mates. (IUCN Cat Specialist Group, 1996; Molteno, et al., 1998; Silwa, 1999; Silwa, 2004; Silwa, 2008)

Communication Channels
acoustic ; chemical

Other Communication Modes
pheromones ; scent marks

Perception Channels
visual ; acoustic

Food Habits

Black-footed cats eat a wide variety of small animals, 98% of which are mammals and birds, mammals making up 72% and birds 26% of the diet. Animals weighing less than 40 g made up more than half of their prey base. Larger animals were mainly caught during winter, when smaller prey was unavailable. These larger animals may be cached for later use. The remaining 2% of prey items are made up of small amphibians, reptiles, and invertebrates. (Nowak, 1999; Silwa, 2008)

Animal Foods
birds; mammals; amphibians; reptiles

Foraging Behavior
stores or caches food

Predation

Little is known about predation on this species. Unlike many felids, human predation on these cats is relatively rare. Their nocturnal habits, secretive behavior, and spotted coats make it difficult to observe them. ("Utah's Hogle Zoo", 2008)

Anti-predator Adaptations
cryptic

Ecosystem Roles

Black-footed cats are dominant predators of small mammals and birds in areas they inhabit. (Silwa, 1999; Silwa, 2008)

Economic Importance for Humans: Positive

Black-footed cats are important predators of small rodents, which can be crop or household pests or carry diseases.

Positive Impacts
controls pest population

Economic Importance for Humans: Negative

There are no adverse effects of black-footed cats on humans, although they may bite in self-defense, such as when harassed. Their prey are small and do not include human livestock.

Conservation Status

IUCN Red List [Link]
Vulnerable

US Federal List [Link]
Endangered

CITES [Link]
Appendix I

Black-footed cat populations are decreasing due to habitat degradation, threats from hunters, and poisonous baits set for other predators. It is illegal to hunt black-footed cats in Botswana and South Africa. Their range includes several national parks and other wilderness areas, including Addo Elephant National Park, Karoo National Park, Makgadikgadi Pans, and Mountain Zebra National Park. Black-footed cats seem to be more rare than other small, African felids and populations seem to be fragmented. There is little known about their natural history. (IUCN Cat Specialist Group, 1996; Nowak, 1999; Silwa, 2008)

For More Information

Find Felis nigripes information at

Contributors

Ian Cheesman (author), University of Wisconsin Stevens Point, Chris Yahnke (editor, instructor), University of Wisconsin Stevens Point, Tanya Dewey (editor), Animal Diversity Web, University of Michigan Museum of Zoology.

References

2008. "Utah's Hogle Zoo" (On-line). Accessed August 17, 2009 at https://www.hoglezoo.org/meet_our_animals/animal_finder/Black_footed_Cat.

IUCN Cat Specialist Group, 1996. "Felis nigripes" (On-line). IUCN Cat Specialist Group. Accessed September 15, 2009 at http://www.catsg.org/catsgportal/cat-website/catfolk/nigripe1.htm.

Molteno, A., A. Silwa, P. Richardson. 1998. The role of scent marking in free-ranging, female Black-Footed Cat (Felis nigripes). Journal of Zoology, 245: 35-41.

Nowak, R. 1999. Walker's Mammals of the World, sixth edition. Baltimore and London: Johns Hopkins University Press.

Silwa, A. 2004. Home range size and social organization of Black-Footed Cats. Mammalian Biology - Zeitschrift für Säugetierkunde, Vol. 69 Issue 2: 96-107.

Silwa, A. 1999. Stalking the Black-Footed Cat. International Wildlife, Vol. 29 Issue 3: 38-43.

Silwa, A. 2008. "The IUCN Red List of Threatened Species" (On-line). Felis nigripes. Accessed August 07, 2009 at http://www.iucnredlist.org/details/8542/0.

de Magalhaes, J., J. Costa. 2009. A database of vertebrate longevity records and their relation to other life-history traits. Journal of Evolutionary Biology, 22 (8): 1770-1774.

To cite this page: Cheesman, I. 2009. "Felis nigripes" (On-line), Animal Diversity Web. Accessed February 12, 2012 at http://animaldiversity.ummz.umich.edu/site/accounts/information/Felis_nigripes.html

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