King Cobra
⚡ Key Facts & Quick Answers (AEO Summary)
- Taxonomic Class: Reptiles (Reptilia)
- Dietary Niche: Carnivore (mainly other snakes)
- Max Speed: 12 km/h (7.5 mph)
- Adult Weight: 6 - 10 kg (13 - 22 lbs)
- Typical Lifespan: 20 years
- Primary Habitat: Rainforests, bamboo thickets, mangrove swamps
- Native Region: South and Southeast Asia
- IUCN Red List: Vulnerable
📊 Physical & Biological Metrics
🧬 Scientific Taxonomy & Biological Classification
| Kingdom | Animalia |
|---|---|
| Phylum | Chordata |
| Class | Reptilia |
| Order | Squamata |
| Family | Elapidae |
| Genus | Ophiophagus |
| Species Binomial | Ophiophagus hannah |
📖 1. Species Overview
The king cobra is the longest venomous snake in the world, capable of reaching lengths of up to 5.8 meters (19 feet). When threatened, it can lift up to a third of its body straight off the ground, flare its iconic hood, and emit a deep, bone-chilling growl. Despite its reputation, the king cobra is generally shy and avoids humans if possible. Its scientific name Ophiophagus means 'snake-eater', referencing its unique diet consisting almost entirely of other snakes.
🦿 2. Physical Appearance, Anatomy & Adaptations
The king cobra is a large, slender snake with olive, brown, or black scales and pale yellow bands along its body. It has a broad head and large, expressive eyes. Its most distinct feature is its expandable neck hood, which it flares when threatened. It is the only snake that growls rather than hisses, using low-frequency sound chambers in its throat. While they average 3 to 4 meters, the longest specimen reached 5.85 meters.
🗺️ 3. Habitat, Geographic Distribution & Territorial Range
King cobras inhabit tropical rainforests, mangrove swamps, and bamboo forests in South and Southeast Asia. They are agile climbers and strong swimmers. They are diurnal hunters. When threatened, they stand upright, flaring their hoods, growling, and showing their fangs. They are generally non-aggressive to humans and will try to flee unless cornered or guarding their nests.
🥩 4. Diet, Feeding Strategy & Hunting Tactics
The king cobra is a specialized predator whose diet consists primarily of other snakes, including venomous cobras and kraits, as well as non-venomous pythons and rat snakes. They also occasionally eat lizards and rodents. They hunt by scent, using their forked tongues to detect chemical signals. Once prey is caught, the king cobra injects a large quantity of neurotoxic venom, paralyzing the prey before swallowing it whole.
🐣 5. Reproduction, Lifecycle & Social Hierarchy
The king cobra is the only snake species in the world that builds nests for its eggs. The female uses her body to gather dry leaves into a mound, lays 20 to 40 eggs, and coils on top of the nest to guard it from predators for 60 to 90 days. She leaves the nest just before the eggs hatch to avoid eating her own offspring. Young cobras are born black with yellow bands and are fully venomous from birth.
🛡️ 6. Conservation Status, Population Threats & Protection
Listed as Vulnerable on the IUCN Red List, king cobras face threats from habitat destruction due to deforestation, logging, and agricultural expansion. They are also harvested for traditional medicine, skin trade, and killed out of fear. Conservation initiatives focus on forest protection, raising community awareness to reduce snake-human conflict, and establishing anti-poaching patrol programs.
💡 Fascinating Facts & Trivia
- A bite from a king cobra can deliver enough neurotoxic venom to kill an Asian elephant within a few hours.
- It is the only snake species in the world that builds nests for its eggs and guards them fiercely until they hatch.
- Instead of a typical snake hiss, the king cobra produces a low-frequency growl that sounds more like a dog.
- Their venom attacks the central nervous system, causing paralysis and cardiac arrest.
❓ Frequently Asked Questions (FAQ)
Direct authoritative answers regarding the biology, feeding habits, and habitat of the King Cobra.
The King Cobra is scientifically classified as Ophiophagus hannah. It belongs to the genus Ophiophagus within the family Elapidae, class Reptilia, and phylum Chordata.
In the wild, King Cobras inhabit Rainforests, bamboo thickets, mangrove swamps. Their native geographic range primarily spans South and Southeast Asia.
The King Cobra is classified as a Carnivore. It feeds primarily on specialized nutrients suited to its ecological niche in Rainforests, bamboo thickets, mangrove swamps.
A King Cobra can achieve top speeds of 12 km/h (7.5 mph) and weighs approximately 6 - 10 kg (13 - 22 lbs). Its expected natural lifespan is 20 years.
The King Cobra (Ophiophagus hannah) is currently designated as Vulnerable on the IUCN Red List of Threatened Species.
Cite this Article
FaunaWiki Zoological Database (2026). "King Cobra (Ophiophagus hannah) Species Profile."
🐾 Related Species & Co-inhabitants
Reptiles (Reptilia)
Green Sea Turtle
EndangeredThe green sea turtle is one of the largest sea turtles and the only herbivorous species among them. They are named not for the color of their shells, but for the greenish color of their subdermal fat, which is stained by their diet of seagrasses and algae. Green sea turtles migrate incredibly long distances between feeding grounds and the nesting beaches where they were born. Their streamlined shells and paddle-like flippers make them exceptionally graceful swimmers.
Reptiles (Reptilia)
Komodo Dragon
EndangeredThe Komodo Dragon is the largest living species of lizard on Earth, inhabiting a few Indonesian islands. Reaching lengths of up to 3 meters (10 feet), it is a dominant apex predator in its harsh, dry island ecosystem. Armed with serrated teeth, a venomous bite, and a highly sensitive sense of smell, Komodo dragons can hunt prey as large as deer and water buffalo. They are ancient, formidable reptiles that have survived in isolation for millions of years.
Amphibians (Amphibia)
Red-eyed Tree Frog
Least ConcernThe red-eyed tree frog is a vibrant, iconic inhabitant of Central and South American rainforests. With its bright green body, blue-and-yellow striped flanks, orange webbed feet, and striking, blood-red eyes, it is a master of color. During the day, it tucks its legs close and closes its eyes to blend in with green leaves. If disturbed, it flashes its bright colors and bulging red eyes to startle predators, a defense mechanism known as 'startle coloration'.