SEED HANDLING ABILITY, BILL STRUCTURE, AND THE COST OF SPECIALIZATION FOR CROSSBILLS

[11] ADAPTIVE RADIATION AND FEEDING ECOLOGY OF SOME BRITISH FINCHES [J]. IBIS, 1967, 109 (01) : 33 - +

[12] Newton I., 1972, FINCHES

[13] ROBERTS TS, 1936, BIRDS MINNESOTA, V2

[14] CHARACTER DISPLACEMENT AND THE ADAPTIVE DIVERGENCE OF FINCHES ON ISLANDS AND CONTINENTS [J]. AMERICAN NATURALIST, 1988, 131 (06) : 799 - 824

[15] FEEDING CORRELATES OF BREEDING AND SOCIAL-ORGANIZATION IN 2 GALAPAGOS FINCHES [J]. AUK, 1984, 101 (01): : 59 - 68

[16] SMITH CC, 1979, AM ZOOL, V19, P1065

[17] Watson A., 1970, ANIMAL POPULATIONS R, P337

[18] WILSON MF, 1973, CONDOR, V75, P225

[19] ZISWILER VINZENZ, 1965, J ORNITHOL, V106, P1, DOI 10.1007/BF01670789

[20] [No title captured]

[11] ADAPTIVE RADIATION AND FEEDING ECOLOGY OF SOME BRITISH FINCHES [J]. IBIS, 1967, 109 (01) : 33 - +

[12] Newton I., 1972, FINCHES

[13] ROBERTS TS, 1936, BIRDS MINNESOTA, V2

[14] CHARACTER DISPLACEMENT AND THE ADAPTIVE DIVERGENCE OF FINCHES ON ISLANDS AND CONTINENTS [J]. AMERICAN NATURALIST, 1988, 131 (06) : 799 - 824

[15] FEEDING CORRELATES OF BREEDING AND SOCIAL-ORGANIZATION IN 2 GALAPAGOS FINCHES [J]. AUK, 1984, 101 (01): : 59 - 68

[16] SMITH CC, 1979, AM ZOOL, V19, P1065

[17] Watson A., 1970, ANIMAL POPULATIONS R, P337

[18] WILSON MF, 1973, CONDOR, V75, P225

[19] ZISWILER VINZENZ, 1965, J ORNITHOL, V106, P1, DOI 10.1007/BF01670789

[20] [No title captured]