HOOK-NOSED ADDER
Vipera berus
DESCRIPTION
The Hook-Nosed Adder (Vipera berus) is a venomous snake found across Europe and parts of Asia. It is known for its distinctive hooked snout and can vary in color from brown to black.
FUN FACTS
- The Hook-Nosed Adder is one of the few venomous snakes found in the UK | It can change color based on its environment | This species is known for its unique mating rituals in spring
QUICK INFO
Lifespan10-15 years in the wild, up to 20 in captivity
Average Weight0.5-1 kg
Average Length0.6-1.2 m
Diet TypeCarnivore
Social Structuresolitary
Activity PatternDiurnal
Breeding SeasonSpring (April-June)
- Habitat
- The Hook-Nosed Adder inhabits a variety of environments, including forests, grasslands, and wetlands. It prefers areas with ample cover and basking sites.
- Biomes
- Temperate Forest, Grassland, Wetland
- Native Range
- It is native to Europe and parts of Asia, ranging from the British Isles to Siberia.
- Continent
- Europe, Asia
- Countries
- United Kingdom, Germany, France, Sweden, Russia
- Diet
- This species primarily feeds on small mammals, amphibians, and lizards. It uses its venom to immobilize prey before consumption.
- Diet Type
- Carnivore
- Favorite Food
- small mammals, amphibians
- Social Structure
- solitary
- Activity Pattern
- Diurnal
- Group Size
- 1
- Territorial
- 0
VU
0.5-1 kg
Weight
0.6-1.2 m
Length
- Coloration
- Typically brown or gray with darker markings, but can also be black.
- Sexual Dimorphism
- Males are generally smaller than females.
- Lifespan
- 10-15 years in the wild, up to 20 in captivity
- Offspring per Birth
- 4-20
- Sexual Maturity
- 3-4 years
- Breeding Season
- Spring (April-June)
LC
Least Concern
IUCN Red List Status
- Population Status
- The population is considered stable in many areas, but local declines have been reported.
- Wild Population Estimate
- Unknown
- Population Trend
- Stable
- Endangered
- 0
- Threats
- Habitat loss and fragmentation are the main threats to this species. Road mortality and persecution also pose risks.
- Predators
- Birds of prey, larger snakes
- Defense Mechanisms
- It relies on its venom for defense and can also exhibit a defensive posture when threatened.
- Found in Zoos
- Uncommon