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Species profileIUCN: VU

King Cobra

Ophiophagus hannah

The longest venomous snake, a forest predator specialized in hunting other snakes across South and Southeast Asia.

King cobra with raised head and expanded hood
Tim Vickers / Wikimedia Commons / Public domain
๐ŸŒ Read in Language:

โšก At a Glance

Species profile
Diet Category
Carnivore specialized on snakes
Activity Rhythm
Mostly diurnal
Wild Lifespan
Possibly 15โ€“20 years in the wild
Typical Weight
Often 5โ€“10 kg
Conservation Status
VU
๐Ÿ’ก Key Biological Insight: Potent neurotoxic venom subdues dangerous snake prey

๐ŸŒณ Scientific Taxonomy Hierarchy

The king cobra is the sole traditional species in genus Ophiophagus, distinct from true cobras in genus Naja; recent research proposes multiple lineages.

KingdomAnimalia
PhylumChordata
ClassReptilia
OrderSquamata
FamilyElapidae
GenusOphiophagus
SpeciesOphiophagus hannah

Distinguishing Anatomical Features

  • โœ“Very long olive, brown or blackish snake with pale bands, large head shields and a narrow elongated hood.
  • โœ“Potent neurotoxic venom subdues dangerous snake prey
  • โœ“Expandable hood warns threats
  • โœ“Flexible jaws swallow long prey
  • โœ“Strong chemical senses track other snakes

๐Ÿ“ Physical Measurements

Total LengthUsually 10โ€“13 ft; exceptional individuals exceed 16 ft
Body WeightOften 11โ€“22 lb
Tail LengthSee total length
WingspanNot applicable

๐ŸŽจ Appearance & Distinctive Markings

Olive brownBlackCreamYellow brown

Skin / Covering: Overlapping scales

Sexual Dimorphism: Males generally grow longer and heavier than females.

๐Ÿ—บ๏ธ Geographic Distribution & Habitat

Patchily distributed from India and the Himalayan foothills through southern China and mainland Southeast Asia to parts of Indonesia and the Philippines.

Tropical and subtropical forest, bamboo thickets, mangroves, plantations and nearby wetlands with abundant snake prey.

Country-level distribution map

Native range
FijiTanzaniaWestern SaharaCanadaUnited StatesKazakhstanUzbekistanPapua New GuineaIndonesia โ€” Native rangeArgentinaChileCongo - KinshasaSomaliaKenyaSudanChadHaitiDominican RepublicRussiaBahamasFalkland IslandsNorwayGreenlandFrench Southern TerritoriesTimor-LesteSouth AfricaLesothoMexicoUruguayBrazilBoliviaPeruColombiaPanamaCosta RicaNicaraguaHondurasEl SalvadorGuatemalaBelizeVenezuelaGuyanaSurinameFranceEcuadorPuerto RicoJamaicaCubaZimbabweBotswanaNamibiaSenegalMaliMauritaniaBeninNigerNigeriaCameroonTogoGhanaCรดte dโ€™IvoireGuineaGuinea-BissauLiberiaSierra LeoneBurkina FasoCentral African RepublicCongo - BrazzavilleGabonEquatorial GuineaZambiaMalawiMozambiqueEswatiniAngolaBurundiIsraelLebanonMadagascarPalestinian TerritoriesGambiaTunisiaAlgeriaJordanUnited Arab EmiratesQatarKuwaitIraqOmanVanuatuCambodia โ€” Native rangeThailand โ€” Native rangeLaos โ€” Native rangeMyanmar (Burma) โ€” Native rangeVietnam โ€” Native rangeNorth KoreaSouth KoreaMongoliaIndia โ€” Native rangeBangladesh โ€” Native rangeBhutan โ€” Native rangeNepal โ€” Native rangePakistanAfghanistanTajikistanKyrgyzstanTurkmenistanIranSyriaArmeniaSwedenBelarusUkrainePolandAustriaHungaryMoldovaRomaniaLithuaniaLatviaEstoniaGermanyBulgariaGreeceTรผrkiyeAlbaniaCroatiaSwitzerlandLuxembourgBelgiumNetherlandsPortugalSpainIrelandNew CaledoniaSolomon IslandsNew ZealandAustraliaSri LankaChina โ€” Native rangeTaiwanItalyDenmarkUnited KingdomIcelandAzerbaijanGeorgiaPhilippines โ€” Native rangeMalaysia โ€” Native rangeBruneiSloveniaFinlandSlovakiaCzechiaEritreaJapanParaguayYemenSaudi ArabiaCyprusMoroccoEgyptLibyaEthiopiaDjiboutiUgandaRwandaBosnia & HerzegovinaNorth MacedoniaSerbiaMontenegroKosovoTrinidad & TobagoSouth Sudan
Highlighted countries are recorded profile locations, not precise biological range boundaries.Map boundaries: Natural Earth

๐Ÿ’ก Did You Know?

  • ๐Ÿ’กPotent neurotoxic venom subdues dangerous snake prey
  • ๐Ÿ’กExpandable hood warns threats
  • ๐Ÿ’กFlexible jaws swallow long prey
  • ๐Ÿ’กStrong chemical senses track other snakes

๐ŸŒฟ Conservation Status & Threats

IUCN: VU โ€” Vulnerable

โ€œVulnerable because forest loss, persecution, road mortality and collection are reducing populations across its range.โ€

Population Trend๐Ÿ“‰ Decreasing
Wild Population EstimateNo single dependable current total is presented here.

โš ๏ธ Major Threats to King Cobra

  • โ€ขForest loss
  • โ€ขDeliberate killing
  • โ€ขRoad mortality
  • โ€ขIllegal wildlife trade

๐Ÿ”„ Life Cycle & Reproduction

Wild vs. Captivity Lifespan Comparison

๐ŸŒฟ In the WildPossibly 15โ€“20 years in the wild
๐Ÿ  In Captivity (with veterinary care)Can differ under managed care.
Clutch / Litter SizeUsually about 20โ€“40 eggs
Incubation / GestationRoughly 60โ€“90 days of incubation
Fledging / WeaningYoung become independent after a species-specific period of parental care.
Sexual MaturityAbout 5โ€“6 years
Mating SystemSpecies-specific courtship and mating
Nesting / Den TypeThe female gathers vegetation into a mound nest and may remain nearby until hatching approaches.

๐Ÿฆ… Behavior & Field Ecology

Carnivore specialized on snakes

๐ŸŒ Ecological Food Web & Relationships: Consumer and prey within its native food web.

Social Group SizeSolitary outside mating; females guard nests
Activity RhythmMostly diurnal
Feeding StrategyCarnivore specialized on snakes

๐Ÿฅฉ Primary Prey & Preferred Diet

โœ“ Rat snakesโœ“ Pythonsโœ“ Cobrasโœ“ Monitor lizards

๐Ÿ“ข Communication & Territorial Signals

  • Vocal signals
  • Posture
  • Scent or visual cues

๐Ÿพ Wild Temperament & Traits

โ€ข Alertโ€ข Wildโ€ข Adapted to its habitat

๐Ÿค Human Interaction & Pet Advisory

โš ๏ธ Strictly Wild Species
๐Ÿšซ

Can You Keep a King Cobra as a Pet?

Not suitable as a pet.

Domestication StatusWild and not domesticated
Danger to HumansAvoid close contact
Economic & Ecotourism RoleEcological, educational and wildlife-viewing value.

โš ๏ธ Behavioral Risk Factors & Wildlife Safety

  • Wild animals may defend themselves when cornered

๐ŸŒ Ecological Food Web & Relationships

๐Ÿฆ… Natural Predators (2)

HumansHomo sapiens
MongooseHerpestidae

๐Ÿงฌ Related Species (2)

Indian CobraNaja najaTrue cobra sharing part of the range
Banded KraitBungarus fasciatusRelated Asian elapid

King Cobra (Ophiophagus hannah) is the longest venomous snake, a forest predator specialized in hunting other snakes across south and southeast asia. This evidence-based guide covers identification, range, habitat, diet, behaviour, reproduction and conservation without repeating the FAQ block shown elsewhere on the page.

Taxonomy

King Cobra (Ophiophagus hannah) is the longest venomous snake, a forest predator specialized in hunting other snakes across south and southeast asia. The king cobra is the sole traditional species in genus Ophiophagus, distinct from true cobras in genus Naja; recent research proposes multiple lineages. This distinction matters because names and appearances can hide important biological relationships. A reliable profile begins with the animal’s actual taxonomic scope rather than treating every familiar label as a separate species.

Key field marks include very long olive, brown or blackish snake with pale bands, large head shields and a narrow elongated hood. Males generally grow longer and heavier than females. Together, these traits are more useful for identification than colour alone, because age, season, light and geographic variation can all change how an individual looks.

Record length

Typical measurements are Usually 3โ€“4 m; exceptional individuals exceed 5 m (Usually 10โ€“13 ft; exceptional individuals exceed 16 ft), with a weight of Often 5โ€“10 kg (Often 11โ€“22 lb). Body size varies with sex, age, season, food and location, so these figures describe a practical range rather than a limit that every individual must fit.

Its physical design reflects the demands of its way of life. Important adaptations include potent neurotoxic venom subdues dangerous snake prey, expandable hood warns threats, flexible jaws swallow long prey, strong chemical senses track other snakes. Each reduces the cost of moving, feeding or surviving in the conditions this animal regularly experiences.

Asian range

Patchily distributed from India and the Himalayan foothills through southern China and mainland Southeast Asia to parts of Indonesia and the Philippines. Recorded native locations include India, Thailand, Malaysia, Indonesia, Philippines, China. Distribution maps show broad presence, but they should not be read as proof that the animal occupies every place inside a shaded country or region.

Local occurrence depends on usable habitat, prey or food, shelter, breeding sites and safe connections between them. Populations may therefore be common in one valley, island or watershed and absent from apparently similar areas nearby.

Forest habitat

Tropical and subtropical forest, bamboo thickets, mangroves, plantations and nearby wetlands with abundant snake prey. Habitat quality depends on structure as well as climate: animals need places to feed, hide, rest and reproduce, and those features may change over short distances.

Seasonal conditions alter how the habitat is used. Food peaks, snow or ice, drought, flooding and human disturbance can shift daily movements. Protecting a species consequently requires more than preserving a point on a map; the working ecological system around it must remain intact.

Snake diet

King Cobra is a carnivore specialized on snakes. Important foods include rat snakes, pythons, cobras, monitor lizards. Availability changes through the year, and individuals adjust where and how long they forage rather than following one fixed menu.

Feeding also connects this animal to the wider ecosystem. By consuming, moving or storing food and by becoming prey itself, it transfers energy through its community. Diet evidence should come from field observations and analysed remains, not from dramatic isolated records.

Venom

Activity is described as mostly diurnal. Typical behaviour includes raises the front body and spreads its hood, produces a low growling hiss, actively searches for snake prey. These actions help individuals find resources, warn others, maintain space or reduce exposure to predators.

Solitary outside mating; females guard nests Communication may involve posture, scent, touch and calls. What appears simple from a distance often carries precise information about identity, alarm, breeding condition or ownership of a site.

Hood display

The female gathers vegetation into a mound nest and may remain nearby until hatching approaches. provides shelter from weather and enemies. The location and structure of that refuge can be as important as food, especially when young are immobile or when adults must conserve energy.

Repeated use of paths, dens, nests or colony sites makes them vulnerable to disturbance. Observers should keep their distance, avoid blocking access and never handle young or alter a shelter to obtain a photograph.

Mound nesting

Breeding occurs typically seasonal before monsoon rains. Usually about 20โ€“40 eggs are produced after roughly 60โ€“90 days of incubation. Young depend on parental protection and food while their movement, insulation and foraging skills develop.

Sexual maturity is reached about 5โ€“6 years. Reproductive success depends on adult condition and local resources, so a population can contain visible adults yet decline when too few young survive to replace them.

Human safety

Natural pressures include predation, severe weather, competition and variable food. Known predators or major sources of mortality include Humans, Mongoose. Avoidance, camouflage, shelter and vigilance reduce risk but cannot remove it.

Human activity can add faster pressures. Roads, pollution, disturbance, habitat conversion and altered food webs may act together, which is why local monitoring often reveals problems that a broad global category cannot show.

Conservation

Vulnerable because forest loss, persecution, road mortality and collection are reducing populations across its range. The reported population trend is Decreasing. Major concerns include forest loss, deliberate killing, road mortality, illegal wildlife trade. Conservation decisions should use the species’ current assessment and local evidence.

Effective protection retains habitat connections, breeding and resting sites, and dependable food. It also reduces preventable mortality and measures results over time. Responsible wildlife viewing supports that work when people keep distance, follow local rules and avoid feeding wild animals.

Sources and further reading

โ“ Frequently Asked Questions

Answers to frequently asked questions verified against peer-reviewed zoological research.

Most adults are roughly three to four metres long, while exceptional verified individuals have exceeded five metres.