Evidence that birds sleep in mid-flight

Article

Abstract: Many birds fly non-stop for days or longer, but do they sleep in flight and if so, how? It is common

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Autores:

Dell'Omo G., Lipp H.P., Rattenborg N.C., Sebastian M. Cruz, Tisdale R., Voirin B., Vyssotski A.L., Wikelski M.C.

Fuentes:

scopus