K. Calf

发表

Dominance and huddling behaviour in Bronze Mannikin Lonchura cucullata flocks

R. Slotow, K. Calf, N. Adams, 2002 .

Territoriality of Cape Sugarbirds (Promerops cafer) between and within breeding seasons

C. Downs, M. Cherry, K. Calf, 2003 .

Foraging and territorial behaviour of male Cape and Gurney's sugarbirds (Promerops cafer and P. gurneyi)

C. Downs, M. Cherry, K. Calf, 2003 .

Territoriality and breeding success in the Cape Sugarbird (Promerops cafer)

M. Cherry, K. Calf, C. Downs, 2003 .

The role of male territory size and quality in mating and reproductive success of Cape and Gurney's sugarbirds, Promerops cafer and Promerops gurneyi

K. Calf, 1999 .

First Breeding Records of Kelp Gulls Larus Dominicanus Vetula at Robben Island, Western Cape, South Africa

J. Cooper, K. Calf, L. G. Underhill, 2003 .

The breeding biology of Gurney's Sugarbird, Promerops gurneyi, in Qwaqwa National Park, Free State

C. Downs, K. Calf, 2002 .

Studies on breeding shorebirds at Medusa Bay, Taimyr, in Summer 2002

R. Klaassen, I. Tulp, H. Schekkerman, 2000 .

Territoriality and breeding success in Gurney’s sugarbird, Promerops gurneyi

M. Cherry, K. Calf, C. Downs, 2001 .