TY  - BOOK
AU  - Beer, C. G.
TI  - On the responses of laughing gull chicks (Larus atricilla) to the calls of adults I. Recognition of the voices of the parents
PY  - 1970///
KW  - Larus atricilla
KW  - ADULTOS
KW  - JUVENILES
KW  - VERTEBRADOS
KW  - AVES
KW  - GAVIOTA REIDORA
ER  -