Black-backed jackal
Ancient African canid, cunning trickster in folklore.
The black-backed jackal (Lupulella mesomelas) is a medium-sized canine found in two separate parts of Africa: the southernmost tip (South Africa, Namibia, Botswana, Zimbabwe) and the eastern coastline (Kenya, Somalia, Djibouti, Eritrea, Ethiopia). These populations are about 900 kilometers apart. The IUCN lists it as least concern because it is widespread and adaptable, though it is often killed as a livestock predator and a carrier of rabies. Its coat is reddish brown to tan, with a black saddle running from the shoulders to the tail base. It forms monogamous pairs, and older young sometimes stay to help raise new pups. Its diet is broad, including small to medium animals, plants, and human garbage. In African folklore, it appears as a clever trickster. Despite ongoing conflict with people over livestock, its populations remain stable thanks to its resilience.
Taxonomy and evolution: Johann Christian Daniel von Schreber named it *Canis mesomelas* in 1775, and it was later proposed for the genus *Lupulella* in 1906. Fossils from Kenya, Tanzania, and South Africa show it has lived in eastern and southern Africa for at least 2–3 million years. Specimens from Transvaal fossil sites are nearly identical to modern ones, except for slightly different nasal bones. No fossils have been found north of Ethiopia, so the species likely always lived in sub-Saharan Africa. It is unspecialized and thrives in many habitats, including deserts, as its kidneys handle water deprivation well. However, it is more carnivorous than other jackals, with well-developed carnassial teeth and longer premolar cutting blades. Juliet Clutton-Brock and colleagues linked it closely to the side-striped jackal based on skull and tooth traits. Studies of allozyme divergence in canids show a large genetic distance between the black-backed jackal and other *Canis* members. Further mitochondrial DNA work reveals a big difference from other sympatric jackal species, consistent with a split 2.3–4.5 million years ago. A mitochondrial DNA tree for wolf-like canids places the side-striped and black-backed jackals as the most basal members, suggesting an African origin for the group. Because of this deep divergence, one author proposed moving the species from *Canis* to *Lupulella*. In 2017, a mitochondrial DNA study found that the two black-backed jackal subspecies diverged from each other 2.5 million years ago, forming southern and eastern African populations. The study suggests this separation is longer than that between the African golden wolf and the wolf lineage, so the two subspecies might warrant separate species status. In 2019, the IUCN SSC Canid Specialist Group recommended placing the side-striped and black-backed jackals in the genus *Lupulella* (as *Lupulella adusta* and *Lupulella mesomelas*), since DNA shows they form a monophyletic lineage outside the *Canis/Cuon/Lycaon* clade. Further genetic research supports this separation, showing the black-backed jackal is one of the most ancient living canids, retaining primitive traits and changing little since the Pleistocene. Molecular analyses also find substantial divergence between the Cape and East African subspecies, with some studies suggesting they could be separate species. The phylogenetic tree for wolf-like canids gives conflicting positions for the black-backed and side-striped jackals relative to *Canis*, depending on whether mitochondrial or nuclear DNA is used. The likely explanation is that mitochondrial DNA introgression occurred from an ancient *Canis* ancestor into the black-backed jackal lineage around 6.2–5.2 million years ago.
Subspecies: Two subspecies are recognized by MSW3. They are geographically separated by a gap stretching north from Zambia to Tanzania.
Description: The black-backed jackal is fox-like, with a slender body, long legs, and large ears. It resembles the side-striped jackal and is more distantly related to the golden jackal, but its skull and teeth are more robust, and its incisors are much sharper. It weighs 6–13 kg, stands 38–48 cm at the shoulder, and measures 67.3–81.2 cm in body length. The base color is reddish brown to tan, especially on the flanks and legs. A black saddle mixed with silvery hair runs from the shoulders to the tail base. A long black stripe along the flanks separates the saddle from the rest of the body and helps tell individuals apart. The tail is bushy with a black tip. The lips, throat, chest, and inner limbs are white. The winter coat is a deeper reddish brown. Albino specimens occur occasionally. The hair on the face is 10–15 mm long.
- Scientific name
- Lupulella mesomelas (formerly Canis mesomelas)
- Weight
- 6–13 kg (13–29 lb)
- Shoulder height
- 38–48 cm (15–19 in)
- Body length
- 67.3–81.2 cm (26.5–32.0 in)
- Gestation period
- 60 days
- Litter size
- 1–9 pups
- Conservation status
- Least Concern (IUCN)
Verified Timeline
Quick Facts
- Genus
- Lupulella
- Species
- mesomelas
- Subdivision
- 2 subspecies, see text
Facts from the source article.
Lore & Background
The black-backed jackal has lived in eastern and southern Africa for at least 2–3 million years, as shown by fossil deposits in Kenya, Tanzania, and South Africa. Specimens from fossil sites in Transvaal are almost identical to their modern counterparts, but have slightly different nasal bones. As no fossils have been found north of Ethiopia, the species likely has always been sub-Saharan in distribution. The black-backed jackal is relatively unspecialised, and can thrive in a wide variety of habitats, including deserts, as its kidneys are well adapted for water deprivation. It is, however, more adapted to a carnivorous diet than the other jackals, as shown by its well-developed carnassial shear and the longer cutting blade of the premolars. A mitochondrial DNA sequence alignment for the wolf-like canids gave a phylogenetic tree with the side-striped jackal and the black-backed jackal being the most basal members of this clade, which means that this tree is indicating an African origin for the clade. In 2017, a mitochondrial DNA study found that the two black-backed jackal subspecies had diverged from each other 2.5 million years ago to form the south African and east African populations. The study proposes that due to this long separation, which is longer than the separation of the African golden wolf from the wolf lineage, that the two subspecies might warrant separate species status. In 2019, members of the IUCN SSC Canid Specialist Group recommended that the black-backed jackal should be placed in a distinct genus, Lupulella, because DNA evidence shows that they form a monophyletic lineage that sits outside of the Canis/Cuon/Lycaon clade. Additional genetic research continues to support this separation, indicating that the black-backed jackal is one of the most ancient extant canid species, retaining primitive traits and showing limited evolutionary change since the Pleistocene epoch.
Reader's Guide
The black-backed jackal is a monogamous and territorial animal, whose social organisation greatly resembles that of the golden jackal. However, the assistance of elder offspring in helping raise the pups of their parents has a greater bearing on pup survival rates than in the latter species. This cooperative breeding behavior is a key component of their social structure, with older offspring often staying behind to support new litters rather than dispersing immediately. These cooperative dynamics help increase pup survival and reinforce familial bonds, contributing to long-term territory stability in certain populations. The basic social unit is a monogamous mated pair which defends its territory through laying faeces and urine on range boundaries. Scent marking is usually done in tandem, and the pair aggressively expels intruders. Such encounters are normally prevented, as the pair vocalises to advertise its presence in a given area. It is a highly vocal species, particularly in Southern Africa. Sounds made by the species include yelling, yelping, woofing, whining, growling, and cackling. It communicates with group members and advertises its presence by a high-pitched, whining howl, and expresses alarm through an explosive cry followed by shorter, high-pitched yelps. This sound is particularly frantic when mobbing a leopard. In areas where the black-backed jackal is sympatric with the African golden wolf, the species does not howl, instead relying more on yelps. In contrast, black-backed jackals in Southern Africa howl much like golden jackals. When trapped, it cackles like a fox. The mating season takes place from late May to August, with a gestation period of 60 days. Pups are born from July to October. Summer births are thought to be timed to coincide with population peaks of vlei rats and four-striped grass mice, while winter births are timed for ungulate calving seasons. Litters consist of one to nine pups, which are born blind. For the first three weeks of their lives, the pups are kept under constant surveillance by their dam, while the sire and elder offspring provide food. The pups open their eyes after 8–10 days and emerge from the den at the age of 3 weeks. They are weaned at 8–9 weeks, and can hunt by themselves at the age of 6 months. Sexual maturity is attained at 11 months, though few black-backed jackals reproduce in their first year. Unlike golden jackals, which have comparatively amicable intrapack relationships, black-backed jackal pups become increasingly quarrelsome as they age, and establish more rigid dominance hierarchies. Dominant pups appropriate food, and become independent at an earlier age. The grown pups may disperse at one year of age, though some remain in their natal territories to assist their parents in raising the next generation of pups. The average lifespan in the wild is 7 years, though captive specimens can live twice as long.
Did You Know?
- The black-backed jackal has lived in eastern and southern Africa for at least 2–3 million years, with fossil deposits found in Kenya, Tanzania, and South Africa.
- A 2017 mitochondrial DNA study found that the two black-backed jackal subspecies diverged from each other 2.5 million years ago, a separation longer than that of the African golden wolf from the wolf lineage.
- The black-backed jackal's kidneys are well adapted for water deprivation, allowing it to thrive in deserts.
- In areas where the black-backed jackal is sympatric with the African golden wolf, the species does not howl, instead relying more on yelps.
- The average lifespan in the wild is 7 years, though captive specimens can live twice as long.
Deep Roots in African Soil – Evolutionary History
The black-backed jackal is one of the oldest surviving canid lineages, with fossil evidence stretching back two to three million years across Kenya, Tanzania, and South Africa. Remarkably, specimens pulled from Transvaal fossil sites look nearly identical to living animals today, differing only in subtle nasal bone structure. The absence of fossils north of Ethiopia strongly suggests the species has always been confined to sub-Saharan Africa. Genetic work has deepened this picture: mitochondrial DNA comparisons place the divergence between black-backed jackals and other wolf-like canids at roughly 2.3 to 4.5 million years ago, a split deeper than the one separating the African golden wolf from true wolves.
A Living Fossil in Fur and Bone – Physical Form
Standing 38 to 48 centimeters at the shoulder and weighing between 6 and 13 kilograms, the black-backed jackal presents a slender, fox-like silhouette with long legs and oversized ears. Its base coat ranges from reddish brown to tan, paling across the flanks and legs, while a striking black saddle intermixed with silvery guard hairs stretches from the shoulders to the tail base. A long black flank stripe, unique to each individual like a fingerprint, separates the saddle from the body. The bushy tail ends in a black tip, and the lips, throat, chest, and inner limbs are white. In winter the reddish tones deepen noticeably. Beyond appearance, the skull and dentition are more robust than those of the side-striped jackal, with sharper incisors and a well-developed carnassial shear that signals a stronger carnivorous lean. Perhaps most striking is the kidney structure, finely tuned for water deprivation, allowing the animal to thrive in arid coastal deserts as well as regions receiving over 2,000 millimeters of annual rainfall.
Two Worlds, One Species – Range and Survival
The southern zone blankets the continent's tip, covering South Africa, Namibia, Botswana, and Zimbabwe, while the eastern zone hugs the coast through Kenya, Somalia, Djibouti, Eritrea, and Ethiopia. Within each zone the species shows remarkable habitat flexibility, tolerating everything from dry coastal deserts to lush areas with heavy rainfall, though it generally favors open terrain with sparse dense vegetation. Its diet mirrors this versatility: small to medium-sized prey, plant matter, and even human refuse all feature in its menu. Socially, the jackal is monogamous, and offspring often stay with the family unit to help raise subsequent litters, a cooperative arrangement that boosts pup survival. Despite these adaptive strengths, the species still faces persecution as a livestock predator and a potential rabies vector. Yet its IUCN status remains Least Concern, a testament to the sheer breadth of its range and its capacity to persist across wildly different landscapes.
Trickster of the Bush – Folklore and Human Encounter
Across much of Africa, the black-backed jackal occupies a prominent place in oral tradition, frequently cast as a cunning, adaptable trickster who outwits larger and more powerful opponents through cleverness rather than strength. This cultural image aligns neatly with the animal's real-world behavioral flexibility: its willingness to scavenge human refuse, its tolerance of diverse environments, and its ability to maintain stable populations even under sustained pressure. In practice, that same adaptability brings it into recurring conflict with pastoral communities, where predation on livestock and the risk of rabies transmission have made the jackal a target of persecution. Still, the species has proven remarkably resilient. Its wide geographic spread, omnivorous diet, monogamous social structure with cooperative pup-rearing, and physiological tweaks like water-conserving kidneys all contribute to a survival toolkit that keeps numbers steady across both the southern and eastern African ranges. The result is a paradox: an animal simultaneously reviled in the field and revered in the story, enduring for millions of years by being neither the strongest nor the fastest, but the most flexible.
Frequently Asked Questions
What is the Black-backed jackal?
The Black-backed jackal (Lupulella mesomelas) is a slender, medium-sized African canid once grouped under the genus Canis before being reclassified into its own genus. It is easily recognized by the dark saddle-shaped marking running along its back, which gives the species its common name.
How big does a Black-backed jackal get?
Adults typically weigh between 6 and 13 kg, stand roughly 38 to 48 cm at the shoulder, and measure about 67 to 81 cm from nose to tail base. Compared with other jackal species, it is notably lean and lightly built.
What is the Black-backed jackal's conservation status?
The IUCN Red List classifies it as Least Concern, a reflection of its broad sub-Saharan range and its capacity to adapt to a variety of habitats. That said, it does suffer localized persecution because it preys on livestock and can carry rabies.
What role does the Black-backed jackal play in African folklore?
Across many African oral traditions the species is cast as a sly, resourceful trickster who outwits larger opponents through cleverness rather than brute force. This cultural image likely mirrors its real-world opportunistic foraging and its ability to thrive in shifting environments.
How does the Black-backed jackal reproduce?
A female carries her pups for approximately 60 days before giving birth to a litter that can range from a single pup to as many as nine. That wide variation in litter size highlights the species' flexible reproductive strategy across different ecological conditions.
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