Sized as other Harriers (L 45 cm) but with bulkier appearance. Male and female have different size and coloration. Nests on the ground. The species inhabit a wide variety of habitats: fields of cereals and other crops, coastal sand areas, open terrain with low vegetation on steppe, open taiga. The diet consists of small mammals (particularly voles and young rabbits) and young birds. Migrant.
Reasons for the need for protection/inclusion in annex I
The widespread loss of breeding habitats and the ocurrence of localized persecution and destruction of nests are considered to be the major causes of the Hen Harrier's population decline.
yellow = summer visitor
green = resident
blue = winter visitor
Population : 6,700 / 11,000 pairs
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