- Lifespan
- 12–16 years in the wild; up to 20 years in captivity
- Size & Weight
- shoulder height 80–100 cm; body length 140–180 cm; weight 40–100 kg (males larger than females)
- Habitat
- Woodland with open glades, parkland, and grassland areas; prefers mixed deciduous and coniferous forests with good cover and grazing areas nearby.
- UK Distribution
- Widespread throughout England, Wales, and southern Scotland, with highest densities in the Midlands and southern regions. Introduced species now well-established; resident year-round with some local movements.
- Diet
- Primarily grazes on grasses and clover; also browses on shrubs, bark, and leaves; feeds on heather, bracken, and agricultural crops seasonally.
- Predators
- Wolves historically; currently foxes (mainly on fawns), lynx (in historical times), and occasionally domestic dogs; humans through hunting.
- Mating Season
- September to October (rut)
- Breeding
- Single fawn (rarely twins) born May to June after a gestation of around 230 days; fawns weaned at 4–5 months; sexually mature at 2–3 years.
- Behaviour
- Highly gregarious, forming herds that are often sexually segregated outside the rut. Males are territorial during the breeding season and engage in ritualized combat with their palmate antlers. They are primarily crepuscular and nocturnal, feeding in dawn and dusk hours.