"A 30,000-km journey by Apus apus pekinensis tracks arid lands between northern China and south-western Africa" What a journey every year. https://t.co/oAUx8E8fbB
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RT @modithakodi: Interesting paper on Asian Common Swift migration across several conventional flyways, and delighted to stumbled upon it j…
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RT @modithakodi: Interesting paper on Asian Common Swift migration across several conventional flyways, and delighted to stumbled upon it j…
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RT @modithakodi: Interesting paper on Asian Common Swift migration across several conventional flyways, and delighted to stumbled upon it j…