Up to 3 m. Brown to almost black. The 'asp' that legendarily killed Cleopatra. Symbol on pharaohs' crowns (uraeus).

Powerful neurotoxin + cytotoxin. Top killer in North Africa and the Sahel. Mortality 20% without antivenom.

Savannas, semi-deserts, oases of North Africa — Egypt, Libya, Algeria, Morocco, Tunisia, Sudan, Mali, Niger, Chad, Mauritania.

Active day and night depending on temperature. Spreads hood when threatened. Common near villages hunting rodents.

Stocky viper up to 1.4 m. Tan with dark chevron pattern. Causes more snakebite deaths than any other African snake — its lethargy means people step on it.

Cytotoxic venom causes massive tissue damage, often requires amputation. Without antivenom mortality 15-20%. Doesn't flee — relies on camouflage.

Almost all of Africa except Sahara, rainforests, and desert tops. Most widespread venomous snake in Africa.

Sluggish ambush hunter. Hisses ('puffs') as warning. Strikes with unusually fast lateral motion. Active at night in hot regions.

Yellow scorpion 7-11 cm. Slender pincers, thick stinger tail. Most venomous scorpion in the world by neurotoxin potency.

Powerful neurotoxin cocktail. Mortality in children up to 70% without antivenom. 1-2 mg of venom worth $39,000 on research market.

Deserts of North Africa — Egypt, Libya, Algeria, Sudan, Tunisia, Morocco, Mauritania, Mali, Chad, Niger, Somalia, Ethiopia, Sudan.

Nocturnal. Hides under stones, in burrows, in shoes left outdoors. Aggressive — strikes repeatedly. Glows green under UV.

Yellow-brown, 8-12 cm. Massively thick tail. Genus name 'Androctonus' means 'man-killer'. Causes most scorpion deaths in North Africa.

Highly toxic — kills people regularly in North Africa. Children most vulnerable. Mortality 8-50% without antivenom depending on age.

Deserts and scrublands of North Africa — Algeria, Tunisia, Morocco, Libya, Egypt, Mauritania, Mali, Niger, Chad, Sudan.

Nocturnal. Hides under rocks, in cracks, sometimes in homes. Defensive — quick to strike when disturbed.

Up to 250 kg. King of African savannas. Only social big cat — lives in prides of 10-40. Population: ~23,000 in the wild.

About 100-200 fatal attacks per year. Famous Tsavo man-eaters killed 135 in 1898. Old, injured, or starving lions become man-eaters. Hunts mostly between dusk and dawn.

Savannas and grasslands of sub-Saharan Africa — Tanzania (Serengeti), Kenya (Masai Mara), South Africa, Botswana, Zambia, Zimbabwe.

Pride lives together; lionesses hunt cooperatively. Males defend territory. Roars heard 8 km away. Adult males eat 7 kg meat per day.

Africa carries about 36% of global rabies burden — 21,476 deaths per year, almost all transmitted by dog bites. Most victims are children under 15.

Once rabies symptoms appear, mortality is near 100%. Post-exposure vaccination works only before symptoms. Stray dogs are main reservoir. Major problem in DRC, Ethiopia, Nigeria, Tanzania.

Across all of Africa. Highest rabies burden: DRC, Ethiopia, Tanzania, Nigeria, Kenya. Eradicated in: South Africa (urban), Egypt (mostly).

Stray and unvaccinated dogs are main reservoir. Children most vulnerable due to height and inability to defend themselves.

Small (30-60 cm) but deadly viper with serrated scales. Causes the most snakebite deaths in West Africa — more than any other species in the region.

Hemotoxin causes uncontrolled bleeding, kidney failure. Responsible for thousands of deaths annually in the Sahel. Highly aggressive — rubs scales together producing a sizzling warning.

Dry savannas and scrubland of West Africa — Nigeria, Niger, Mali, Burkina Faso, Senegal, Ghana, Chad, Cameroon, Benin.

Nocturnal. Hides by day in cracks and under debris. Common in farmland — most bites occur during harvest. Strikes with extreme speed.

Up to 90 kg. Most adaptable big cat. Population ~700,000 across Africa. Pound for pound, the strongest big cat — drags 100 kg prey into trees.

Stealthy night predator. Targets dogs and small livestock; occasionally children. Attacks rare in healthy population but old or injured leopards become man-eaters.

Diverse — savanna, forest, mountain, desert. All of sub-Saharan Africa. The most widespread big cat in Africa.

Solitary, nocturnal. Climbs trees with ease. Drags prey up to safety from lions and hyenas. Rarely roars — uses sawing calls.

Up to 85 kg. Strongest bite force of any mammal — crushes bones. Lives in clans of up to 80, ruled by females.

Active hunter, not just scavenger. Attacks sleeping people in rural villages — particularly children. ~10 fatal attacks per year. Removes faces while victim sleeps.

Savannas, deserts, mountains across sub-Saharan Africa — Tanzania, Kenya, Botswana, Ethiopia, Zambia, South Africa.

Matriarchal society. Active mostly at night. Communicates with 'laughing' calls heard 5 km away. Eats 14 kg meat in single sitting.

Stocky, aggressive shark up to 3.5 m. Uniquely tolerant of fresh water — found in the Zambezi 200 km inland, in Lake Nicaragua.

Top contender for most dangerous shark to humans. Hunts in shallow, murky water where people swim. Many attacks attributed to great whites are actually bull sharks.

Coasts and rivers — South Africa (Indian Ocean), Mozambique (Zambezi), Egypt (Red Sea), Senegal, Ghana coast.

Aggressive and territorial. Tolerates salinity from 0 to 53 ppt. Attacks unprovoked more than other sharks.

Up to 85 cm. Sand-coloured with characteristic horn-like scales above each eye. Featured in ancient Egyptian hieroglyphs.

Hemotoxic venom causes severe local damage. Mortality low with antivenom. Strikes by lateral sidewinding motion across sand.

Sandy deserts of North Africa and Middle East — Sahara from Morocco to Egypt, Libya, Algeria, Tunisia, Sudan, Mali, Niger, Chad, Mauritania.

Nocturnal. Buries in sand with only eyes and horns visible. Sidewinding locomotion. Often bitten by travelers stepping on it.

Up to 35 cm. Striking red-white striped fins with venomous spines. Native to the Red Sea and Indian Ocean coast of Africa.

13 venomous dorsal spines cause intense pain, swelling, nausea, occasionally breathing difficulty. Rarely fatal but agonizing. A hazard for divers and waders.

Coral reefs of the Red Sea and East African coast — Egypt, Sudan, Eritrea, Djibouti, Kenya, Tanzania, Mozambique.

Slow-moving, fearless due to venom defense. Spreads fins to corner prey. Active at dusk hunting small fish and shrimp.

Up to 2.4 m — Africa's largest lizard. Olive-grey with yellow markings. Excellent swimmer and climber found near water across the continent.

Sharp teeth and claws, powerful tail whip. Bite causes lacerations and infection risk from bacteria-laden mouth. Not venomous but defends itself fiercely.

Rivers, lakes, swamps across sub-Saharan Africa and the Nile — Egypt, Sudan, Kenya, Tanzania, South Africa, Nigeria, DRC, and most of the continent.

Diurnal. Raids crocodile nests for eggs. Climbs trees, swims well. Flees to water when threatened but will bite hard if cornered.