ExploreBirds

Western Marsh Harrier

Circus aeruginosus

The Western Marsh Harrier is a beautiful bird of prey that loves to soar over wetlands. With its long wings and tail, it glides gracefully while searching for food like small animals and fish.

Habitat: Wetlands

Appearance

The Western Marsh Harrier is a large, slender raptor with long wings. Males have a striking rufous-brown body with grey flight feathers and black wingtips. Females are darker brown with creamy-pale heads and forewings, often featuring a distinct dark eye-mask.

KingdomAnimaliaPhylumChordataClassAvesOrderAccipitriformesFamilyAccipitridaeGenusCircus
Western Marsh Harrier
feathered trait badgesolitary trait badgegliding trait badgeambush_predator trait badge
Western Marsh Harrier

Category

Birds

Rarity

Common

Danger

1/5 · Very low

Snaps

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Interesting facts

Marsh Harriers were once very rare but have made an incredible comeback!

These smart birds sometimes 'cache' or hide extra food to eat later!

They often build their nests on the ground, cleverly hidden deep in tall reeds!

Unlike many raptors, males and females look quite different, making them unique!

Special abilities

Ability

Silent Glider

Western Marsh Harriers can fly low and silently over reeds because their light body and broad wings allow for buoyant, stealthy hunting.

Ability

Wetland Vision

Western Marsh Harriers have keen eyesight that helps them spot hidden prey, like frogs and voles, even in dense marsh vegetation.

Ability

Acrobatic Snatcher

Western Marsh Harriers can swiftly snatch prey from water or dense reeds because of their long legs and agile flight.

Measurements & details

Length
48-62 cm
Wingspan
115-140 cm
Weight
0.4-0.8 kg
Lifespan
8-20 years
Top Speed
60 km/h
Clutch Size
3-8
Incubation
31-38 days
Migration Distance
3000 km

Diet & Feeding

These fierce hunters eat small mammals, birds, frogs, fish, and insects found in their wetland homes.

Primary Foods

  • Small Mammals
  • Birds
  • Amphibians
  • Fish
  • Large Insects

Foraging Method

  • Pursuit

Ecological connections

hunts

Common Vole

Microtus arvalis

A key prey item in many habitats.

hunts

Mallard

Anas platyrhynchos

Often preys on ducklings and juveniles.

shelters

Common Reed

Phragmites australis

Provides crucial nesting habitat.

hunts

Common Frog

Rana temporaria

A common amphibian part of their diet.

Traits

Also known as

No aliases listed yet.

Collections

Safety

Danger

1/5 · Very low

Always watch birds from a distance and don't disturb their nests.

Frequently Asked Questions

How long is Western Marsh Harrier?

48-62 cm

What is Western Marsh Harrier's wingspan?

115-140 cm

How much does Western Marsh Harrier weigh?

0.4-0.8 kg

How long does Western Marsh Harrier live?

8-20 years

How fast can Western Marsh Harrier move?

60 km/h

What does Western Marsh Harrier eat?

These fierce hunters eat small mammals, birds, frogs, fish, and insects found in their wetland homes.

Where is Western Marsh Harrier usually found?

Wetlands

How does Western Marsh Harrier hunt?

Pursuit

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