RT @tavimalara: In 2018, we compared the #moult of resident House and migratory Spanish sparrows sympatrically breeding in Bulgaria. To be…
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In 2018, we compared the #moult of resident House and migratory Spanish sparrows sympatrically breeding in Bulgaria. To be prepared for migration, Spanish sparrows moulted their primaries earlier and faster than House sparrows. #JOrn (3/6) https://t.co/P
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Migration, wing morphometry and wing moult in Spanish and House Sparrows from the eastern Balkan Peninsula https://t.co/sG4mj8mnQy | J Ornithology @DOrnitholGes | #ornithology
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RT @sunkislandbirds: Migration,wing morphology and wing moult in Spanish and house Sparrows from the eastern Balkan Peninsula https://t.co…