TY  - SER
AU  - Schluter, D., Grant, P. R.
TI  - The distribution of Geospiza difficilis in relation to G. fuliginosa in the Galápagos Islands: tests of three hypotheses
U1  - 598.883598.883 
PY  - 1982///
KW  - FI, EV
KW  - The distribution of Geospiza difficilis in relation to G. fuliginosa in the Galápagos Islands: tests of three hypotheses
KW  - birds, finches, Darwin's finches, distribution
KW  - aves, pinzones, pinzones de Darwin, Geospiza, distribución
N2  - BIB Now: 6216
ER  -