Fluttering Feathers Could Spawn New Species

Kategorie: Wissen und Wissenschaft
Kanal: 60-Second Science
Datum: 25. September 2020, 5:50
Stufe: B1-B2 (Mittelstufe)


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Fork-tailed flycatchers make a fluttering sound with their wings—but separate subspecies have different “dialects” of fluttering. Christopher Intagliata reports. -- Read more on ScientificAmerican.com