White-tailed Eagle: where and when to see them

The white-tailed eagle is one of Eurasia's largest raptors, with broad wings, a heavy bill and a short, wedge-shaped tail. Adults develop the white tail that gives the species its name, while younger birds remain darker and more mottled. Norway supports a substantial population, and reintroduction restored the species to Scotland after historical persecution. Coastal territories can offer impressive distant views, but nest disturbance and illegal killing remain important regional concerns.

Size

69-95 cm long; wingspan 180-245 cm

Weight

3.5-7 kg

Lifespan

Not reliably established

Status

Least Concern

White-tailed eagles spend long periods perched near productive feeding areas, alternating patient watching with powerful flights and soaring patrols. They catch prey, scavenge and sometimes steal food from other birds. Established pairs can reuse large stick nests over many years, adding fresh material each season. Young eagles wander more widely before settling, while adults often remain associated with territories, making local patterns different from a simple seasonal migration. Courtship displays involve spectacular aerial maneuvers, including talon grappling and synchronized dives. Their strong pair bonds can last for life, with both parents sharing incubation and chick-rearing duties.

• Females are typically larger than males.
• The white adult tail develops gradually as immature plumage is replaced.
• Scottish reintroduction efforts used birds originating from Norway.
• Repeated additions can turn a long-used nest into a very large structure.

In Norway and Scotland, spring through early autumn offers long daylight for coastal observation, while resident adults can be seen year-round. Winter sometimes concentrates birds near dependable food, but weather reduces viewing opportunities. Breeding begins well before midsummer, so nest sensitivity is not confined to peak tourism. Prime viewing in Norway and Scotland is from May to September when young birds are active and adults are provisioning. During this period, the warmer weather also makes deck observations more comfortable.

Coasts, sea lochs, fjords, large lakes and broad river systems provide suitable feeding habitat. Nesting requires relatively secure trees or cliffs with limited disturbance. Exposed shorelines can be productive, but sheltered bays and inland waters are also used when prey is available. They typically build their massive stick nests in tall trees or on inaccessible cliff ledges. These large territories ensure adequate prey resources and minimal human disturbance.

Fish, waterbirds and carrion are major foods, with mammals and other available prey taken opportunistically. Fish may be seized near the surface or scavenged after washing ashore. Seasonal changes in food supply can shift feeding activity between coastlines, wetlands and nearby terrestrial habitats. They are skilled at kleptoparasitism, often stealing fish from ospreys or other seabirds. While primarily piscivorous, they can also prey on small mammals like rabbits and hares.

Common name

White-tailed Eagle

Scientific name

Haliaeetus albicilla

Animal group

Birds

Size

69-95 cm long; wingspan 180-245 cm

Weight

3.5-7 kg

Lifespan

Not reliably established

Status

Least Concern

Identification

Compared with the golden eagle, adults have a white wedge-shaped tail, a much heavier yellow bill and broader, more rectangular wings. Juveniles are generally darker brown with a less distinct tail and a dark bill, gradually acquiring adult plumage over several years. Their immense wingspan, often exceeding 2 meters, is a key identification feature even at great distances.