TY  - BOOK
AU  - Beer, C. G.
TI  - On the responses of laughing gull chicks (Larus atricilla) to the calls of adults II. Age changes and responses to different types of call
KW  - VERTEBRADOS
KW  - AVES
KW  - GAVIOTAS REIDORAS
KW  - LARUS ATRICILLA
ER  -