TY  - SER
AU  - Hailman, J. P.
TI  - Breeding synchrony in the equatorial swallow-tailed gull
U1  - 598.338598.338 
PY  - 1964///
KW  - BH, EC, LR
KW  - Breeding synchrony in the equatorial swallow-tailed gull
KW  - birds, breeding, swallow tailed gull, synchrony
KW  - aves, piqueros, aves del mar, gaviota del cola bifurcada, sincronismo
N2  - BIB Now: 3478
ER  -