The southern adder (Bitis armata) is an endangered species of venomous snake in the family Viperidae. It is endemic to the Western Cape in South Africa...

Vipera berus, also known as the common European adder and the common European viper, is a species of venomous snake in the family Viperidae. The species...

The common death adder (Acanthophis antarcticus) is a species of death adder native to Australia. It is one of the most venomous land snakes in Australia...

Ophioglossum vulgatum, commonly known as adder's-tongue, southern adder's-tongue or adder's-tongue fern, is a species of fern in the family Ophioglossaceae...

number 16-37 and are sometimes keeled laterally. Puff adders are found in Africa and the southern Arabian Peninsula. Bitis species are known for their...

The puff adder (Bitis arietans) is a highly venomous viper species found in savannahs and grasslands from Morocco and western Arabia throughout Africa...

Somali puff adder Bitis armata, Southern adder Bitis atropos, Mountain adder Bitis caudalis, Horned adder Bitis cornuta, Many-horned adder Bitis gabonica...

the Peringuey's adder, Peringuey's desert adder or desert sidewinding adder, is a venomous viper species found in Namibia and southern Angola. No subspecies...

Sand adder may refer to any of the following snakes: Vipera ammodytes, a.k.a. the nose-horned viper, a venomous viper species found in southern Europe...

Acanthophis is a genus of elapid snakes. Commonly called death adders, they are native to Australia, New Guinea and nearby islands, and are among the most...

such as "puff adder", "blowing adder", "flathead", "spreadhead", "spreading adder" or "hissing adder". Note: For Heterodon, "puff adder" is a common name...

The Gaboon viper (Bitis gabonica), also called the Gaboon adder, is a viper species found in the rainforests and savannas of sub-Saharan Africa. Like...

Mountain adder may refer to: Bitis atropos, a.k.a. the berg adder, a venomous viper species found only in three mountainous regions in southern Africa Daboia...

Ophioglossum, the adder's-tongue ferns, is a genus of about 50 species of ferns in the family Ophioglossaceae. The name Ophioglossum comes from the Greek...

The berg adder (Bitis atropos) is a venomous viper species endemic to mountainous regions in southern Africa. No subspecies are currently recognized. The...

Y Z Adder Common adder Death Adder Desert death adder Horned adder Long-nosed adder Many-horned adder Mountain adder Mud adder Namaqua dwarf adder Peringuey's...

found in southern Ontario, southern New Hampshire, Minnesota, and Wisconsin. Going west the snake can be found in Texas and Kansas. The southern part of...

Territory. The related species, the common or southern death adder, is found in a different range. Desert death adders are found living in remote areas, amongst...

Common names: Nikolsky's adder, forest-steppe adder. Vipera nikolskii is a venomous viper species found in Ukraine, eastern Romania, and southwestern Russia...

Common names: Namaqua dwarf adder, spotted dwarf adder, Schneider's adder. Bitis schneideri is a species of venomous snake in the subfamily Viperinae...

commonly known as the Albany adder, eastern hornsman adder, or eastern many-horned adder. It is found in Eastern and southern Cape Province in South Africa...

Seven species are currently recognized. They are commonly known as night adders. Like all other vipers, they are venomous. These snakes are fairly stout...

Puff adder is the common name of several snake species: Bitis arietans, a venomous snake species found in Africa and the southern Arabian Peninsula Bitis...

The horned adder (Bitis caudalis) is a viper species. It is found in the arid region of southwest Africa, in Angola, Botswana, Namibia; South Africa,...

Causus rhombeatus, commonly known as the rhombic night adder, is a viper species endemic to subsaharan Africa. No subspecies are currently recognized...

The Pilbara death adder (Acanthophis wellsi), also known commonly as Wells' death adder, is a species of venomous snake in the family Elapidae. The species...

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...

(January 1996). "Drug therapy in attention-deficit hyperactivity disorder". Southern Medical Journal. 89 (1): 33–38. doi:10.1097/00007611-199601000-00005. PMID 8545689...

species belonging to the genus Bitis, part of a subfamily known as "puff-adders", found in the forests of West and Central Africa. This large viper is known...

Bloubergstrand dwarf burrowing skink, Gronovi's dwarf burrowing skink and the Southern adder. Most snakes found in the reserve are not dangerous, but two lethal...