Zobrazeno 1 - 2
of 2
pro vyhledávání: '"Kirill A. Postelnykh"'
Autor:
Oleg A. Goroshko, Tatiana A. Kashentseva, E. A. Mudrik, Mikhail V. Korepov, Valentin Yu. Ilyashenko, Elena I. Ilyashenko, D. V. Politov, Aleksandra V. Nechaeva, Kirill A. Postelnykh
Publikováno v:
Journal of Ornithology. 163:291-299
The Demoiselle Crane (Grus virgo L. 1758) occupies a vast breeding range in the Eurasian steppe zone. The birds follow several migration routes and share a number of wintering grounds. Although the Demoiselle Crane is distributed in many countries an
Publikováno v:
Behaviour. 147:505-524
Summary Voice breaking is a process associated with puberty of human males that also occurs in adolescence in some birds. This study reports the jump-like vocal changes occurring during voice breaking in adolescent red-crowned cranes (Grus japonensis