ADAPTIVE RADIATION AND FEEDING ECOLOGY OF SOME BRITISH FINCHES

[41] NEWTON IAN, 1964, J APPL ECOL, V1, P265, DOI 10.2307/2401312

[42] NIETHAMMER G, 1937, HANDBUCH DEUTSCHEN V, V1, P413

[43] NIETHAMMER G, 1937, HANDBUCH DEUTSCHEN V, V1, P81

[44] OLSSON V, 1960, VAR FAGELVARLD, V18, P1

[45] PEIPONEN VA, 1962, ORNIS FENNICA, V2, P37

[46] PETTERSSON M., 1961, ANIMAL BEHAVIOUR, V9, P114, DOI 10.1016/0003-3472(61)90069-0

[47] PROMPTOV AN, 1956, ESSAYS PROBLEMS BIOL

[48] Robbins C. A., 1932, Auk, V49, P159

[49] ROBERTSON AWP, 1954, BIRD PAGEANT

[50] FACTORS GOVERNING FEEDING RATE FOOD REQUIREMENT AND BROOD SIZE OF NESTLING GREAT TITS PARUS MAJOR [J]. IBIS, 1966, 108 (03) : 313 - +

[41] NEWTON IAN, 1964, J APPL ECOL, V1, P265, DOI 10.2307/2401312

[42] NIETHAMMER G, 1937, HANDBUCH DEUTSCHEN V, V1, P413

[43] NIETHAMMER G, 1937, HANDBUCH DEUTSCHEN V, V1, P81

[44] OLSSON V, 1960, VAR FAGELVARLD, V18, P1

[45] PEIPONEN VA, 1962, ORNIS FENNICA, V2, P37

[46] PETTERSSON M., 1961, ANIMAL BEHAVIOUR, V9, P114, DOI 10.1016/0003-3472(61)90069-0

[47] PROMPTOV AN, 1956, ESSAYS PROBLEMS BIOL

[48] Robbins C. A., 1932, Auk, V49, P159

[49] ROBERTSON AWP, 1954, BIRD PAGEANT

[50] FACTORS GOVERNING FEEDING RATE FOOD REQUIREMENT AND BROOD SIZE OF NESTLING GREAT TITS PARUS MAJOR [J]. IBIS, 1966, 108 (03) : 313 - +