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Argentina
2
Aves
Habitat transformation
2
Pampas grasslands
2
Pampas meadowlark
2
Sturnella
2
Sturnella defilippii
grassland
2
population decline
2
Distribution
1
Icteridae
1
Pampas
1
Population decline
1
Population size
1
Range contraction
1
South America
1
conservation status
1
grazing
1
habitat loss
1
land use change
1
passerine
1
range size
1
vegetation cover
1
-
1
-
2