High-Elevation Hummingbirds Evolved a Temperature Trick

Kategorie: Wissen und Wissenschaft
Kanal: 60-Second Science
Datum: 15. September 2020, 18:00
Stufe: B1-B2 (Mittelstufe)


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Hummingbirds in the Peruvian Andes enter a state of torpor at night to conserve energy, dipping their body temperatures to as low as 38 degrees Fahrenheit. Christopher Intagliata reports.  -- Read more on ScientificAmerican.com