Many-horned Adder

Many-horned Adder

Bitis cornuta

Silhouette: Steven Traver · PhyloPic

Least ConcernNear ThreatenedVulnerableEndangeredCritically Endangered
Daily sighting probability ~20% · Possible
at Namib-Naukluft National Park
39 Verified sightings at Namib-Naukluft National Park From 2019 to 2026
39 Verified sightings across 1 park From 2019 to 2026
April Best month highest sighting rate
☀️ Diurnal When it's spotted during daytime hours (6am–6pm)

About the Many-horned Adder

The many-horned adder (Bitis cornuta) is a viper species. It is found in certain rocky desert areas, mostly along the Atlantic coast of southern Africa, in western South Africa and southwestern Namibia. It has characteristic tufts of "horns" above each eye. Like all other vipers, it is venomous. No subspecies are currently recognized.

Common names include many-horned adder, hornsman, western hornsman adder, and western many-horned adder. The type locality given is "Cap de Bonne-espérance" (Cape of Good Hope, South Africa). Actually, according to Patterson's itinerary, the type was observed in coastal Namaqualand, on 1 September 1779.

Small and stout, it grows to a typical total length (body and tail) of 30–50 cm (about 12–20 inches). The maximum recorded total length is 75 cm (30 in) for a captive specimen. Two to five raised, horn-like scales occur above each eye.

Dorsally, it has a grey to reddish-brown ground colour, overlaid with four longitudinal series of large, dark-brown blotches, which are squarish or parallelogram-like in shape, and edged with white. Ventrally, it is whitish or tan, either uniform or speckled with dark brown. On the dorsal... Wikipedia →

Global Distribution

Warmer areas are where this animal is recorded most often.

Parks Where Found

# Park Country Daily sighting probability
1 Namib-Naukluft National Park 🇳🇦 Namibia
~20%

More parks will be added in future updates.

Quick answers

What are the chances of seeing a Many-horned Adder in Namib-Naukluft National Park?

About 20% of wildlife watchers report a Many-horned Adder sighting in Namib-Naukluft National Park, based on 39 verified sightings from GBIF citizen-science data.

When is the best time to see Many-horned Adder in Namib-Naukluft National Park?

April has the highest sighting rate for Many-horned Adder in Namib-Naukluft National Park in our monthly data.

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