Sightings of great egrets have been reported for decades, but sightings this summer confirm the first time the species has nested in Finland.
The H5N8 virus was detected in sick and injured birds in February and early March this year, including in a swan found dead in Helsinki's Eläintarhanlahti park and a goshawk sent to Korkeasaari Wildlife Hospital from Kumpula. Several birds infected with avian influenza have been found in Uusimaa this winter.
The Pallas's reed bunting has been sighted fewer than 10 times in Europe.
Flocks of whooper swans have been grazing in a field in southwestern Finland, although these swans don't typically return to Finland until March or April, according to Finland’s environment administration.
Various species can be spotted in different parts of the country till early October due to warm weather in the south.
The WWF and locals report sightings of 10-15 eagles at a time in western Finland.
Some migrant birds are already flocking to the north, but a cold snap may delay more returns.
Unusually mild weather and foggy mornings have caused many migratory birds to delay their departure south, according to Birdlife Finland.
Why are barnacle geese and seagulls dying by the dozens in Helsinki and not Turku? The birds have been dying in droves off the coast of Helsinki, and in the islands off coastal cities nearby as far out as Inkoo in the west and Porvoo in the east. The phenomenon was first reported on Thursday by Helsingin Sanomat.
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