TY  - SER
AU  - Grant, P. R., Grant, B. R., Smith, J. N. M., Abbott, I. J., Abbott, L. K.
TI  - Darwin's finches: population variation and natural selection
U1  - 598.883598.883 
PY  - 1976///
KW  - EV, FI
KW  - Darwin's finches: population variation and natural selection
KW  - birds, finches, Darwin's finches, natural selection, evolution
KW  - aves, pinzones, pinzones de Darwin, Geospiza, evolución
N2  - BIB Now: 3349
ER  -