TY  - BOOK
AU  - Poulsen,Holger
TI  - A study of incubation responses and some other behaviour patterns in birds
PY  - 1953///
CY  - Kobenhavn
PB  - Bianco Lunos Bogtrykkeri
KW  - Birds
KW  - Behavior
N1  - Reprinted from'Videnskabelige meddelelser fra Dansk naturhistorisk forening.' v. 115; p. 124-131
ER  -