Alpine ibex

Photo: Ibex73 · CC BY-SA 4.0

Mammals

Alpine ibex

Capra ibex

Lord of the peaks, the ibex climbs near-vertical rock faces with astonishing balance: a symbol of the Alps saved from extinction at the last moment.

Characteristics

Scientific nameCapra ibex
Weight35-100 kg
Lifespan15-20 anni
SizeLarge
Energy3/5

Temperament

Diurnal and relatively confident compared with other mountain animals, as long as it is not disturbed. It lives in sex-segregated groups; males clash horns in the mating season.

Diet

High-altitude herbivore: grasses, mosses, lichens, shoots and shrubs of Alpine pastures and scree.

A high-altitude climber

The Alpine ibex is a wild goat of massive build, perfectly made for life on the rocks. Its most spectacular feature is the male's horns: long, curved backwards and ridged with transverse knobs, they can far exceed eighty centimetres. Females carry much shorter, slimmer ones. The hooves, with hard rims and a soft, gripping sole, work like climbing shoes and let the animal move confidently across near-vertical faces.

The coat is brown, paler in summer and thicker and darker in winter, when the animal must face the cold of the high mountains.

Where it lives

The ibex inhabits the rocky zones of the Alps, usually above the tree line, among high pastures, scree and steep faces. In summer it climbs to high elevations to make the most of fresh grazing, while in winter it descends a little in search of sunny, snow-free slopes where it can find something to browse.

What it eats and how it lives

It is a herbivore feeding on grasses, mosses, lichens, shoots and high-altitude shrubs. Males and females live apart for much of the year: females with the young, males in bachelor groups. They come together in the mating season, at the start of winter, when the males clash in spectacular fights, rearing up on their hind legs before crashing their horns together with a sound that echoes through the valleys.

A story of rescue

The ibex's tale is one of conservation's most famous successes. Hunted relentlessly for its meat and the supposed healing virtues of its every part, by the early nineteenth century it had been reduced to a few dozen individuals, surviving only in the Gran Paradiso massif thanks to royal protection. From that small nucleus, through decades of protection and reintroductions, the species has repopulated much of the Alpine arc.

Conservation

Today the ibex is listed as least concern and its populations are stable or growing. Yet the memory of how close it came to vanishing remains a warning: all present-day ibex descend from a small group of founders, and this low genetic diversity calls for careful management.

FAQ

How much does an ibex weigh?
There is strong dimorphism between the sexes: males can reach and exceed 100 kilograms, while females usually weigh between 35 and 50. The male's horns are also far larger.
What are the males' large horns for?
They serve mainly in the ritual fights of the mating season, when males contend for females. The horns grow throughout life, and their knobs allow the animal's age to be estimated.
How does the ibex stay on steep rocks?
Its hooves have hard rims and a soft, gripping sole that works like a climbing shoe. Combined with a powerful body and excellent balance, they let it move across near-vertical faces.
Why did the ibex nearly go extinct?
It was hunted intensively for its meat and the supposed medicinal properties attributed to various body parts. By the early nineteenth century only a few dozen survived in the Gran Paradiso massif, from which the species was later reintroduced across the Alps.

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