S. Haftorn

发表

CONTEXTS AND POSSIBLE FUNCTIONS OF ALARM CALLING IN THE WILLOW TIT, PARUS MONTANUS; THE PRINCIPLE OF ‘BETTER SAFE THAN SORRY’

S. Haftorn, 2000 .

Ontogeny of food storing in titmice Parus spp.

S. Haftorn, 2008 .

Clutch size, intraclutch egg size variation, and breeding strategy in the GoldcrestRegulus regulus

S. Haftorn, 1986, Journal für Ornithologie.

Incubation during the egg-laying period in relation to clutch-size and other aspects of reproduction in the Great Tit Parus major

S. Haftorn, 1981 .

Hypothermia of Tits in the Arctic Winter

S. Haftorn, 1972 .

Egg-Laying Behavior in Tits

S. Haftorn, 1996 .

Weight Increase and Feather Development in the Goldcrest Regulus regulus

S. Haftorn, 1978 .

The Effect of Temperature and Clutch Size on the Energetic Cost of Incubation in a Free-Living Blue Tit (Parus caeruleus)

S. Haftorn, R. Reinertsen, 1985 .

A quantitative analysis of the behaviour of the Chinstrap penguin Pygoscelis antarctica and Macaroni penguin Eudyptes chrysolophus on Bouvetøya during the late incubation and early nestling periods

S. Haftorn, 1986 .

Different metabolic strategies of northern birds for nocturnal survival

Randi Eidsmo Reinertsen, Svein Haftorn, S. Haftorn, 1986, Journal of Comparative Physiology B.

Nocturnal hypothermia and metabolism in the Willow TitParus montanus at 63° N

S. Haftorn, R. Reinertsen, 1983, Journal of comparative physiology.

The effect of short-time fasting on metabolism and nocturnal hypothermia in the Willow TitParus montanus

S. Haftorn, R. Reinertsen, 2004, Journal of Comparative Physiology B.

Is hypothermia necessary for the winter survival of the GoldcrestRegulus regulus?

S. Haftorn, R. Reinertsen, E. Thaler, 1988, Journal für Ornithologie.

The diurnal body weight cycle in titmice Parus spp.

S. Haftorn, 1992 .

SEASONAL AND DIURNAL BODY WEIGHT VARIATIONS IN TITMICE, BASED ON ANALYSES OF INDIVIDUAL BIRDS

S. Haftorn, 1989 .

Census of breeding Antarctic petrels Thalassoica antarctica and physical features of the breeding colony at Svarthamaren, Dronning Maud Land, with notes on breeding snow petrels Pagodroma nivea and south polar skuas Catharacta maccormicki

F. Mehlum, C. Bech, S. Haftorn, 1988 .

Storage of surplus food by the Boreal Chickadee Parus hudsonicus in Alaska, with some records on the Mountain Chickadee Parus gambeli in Colorado

S. Haftorn, 1974 .

Navigation to nest site in the snow petrel (Pagodroma nivea)

F. Mehlum, C. Bech, S. Haftorn, 1988 .

Incubating female passerines do not let the egg temperature fall below the physiological zero temperature during their absences from the nest

S. Haftorn, 1988 .

Egg-laying and regulation of egg temperature during incubation in the Goldcrest Regulus regulus

S. Haftorn, 1978 .

Coal TitParus ater song repertoires and the Beau Geste hypothesis

S. Haftorn, 1995, Journal für Ornithologie.

Thermoregulatory and behavioral responses during incubation of free-living female Pied Flycatchers Ficedula hypoleuca

S. Haftorn, R. Reinertsen, 1990 .

Incubation and regulation of egg temperature in the Willow

S. Haftorn, 1979 .

Calls by Willow Tits (Parus montanus) during ringing and after release

S. Haftorn, 2006, Journal für Ornithologie.

One Norwegian territory of the Marsh Tit Parus palustris during 35 years

S. Haftorn, 2008 .

Thermoregulatory abilities in chicks of the Antarctic Petrel (Thalassoica antarctica)

F. Mehlum, C. Bech, S. Haftorn, 1991, Polar Biology.

Interrelationships between egg dimensions, pore numbers, incubation time, and adult body mass in Procellariiformes with special reference to the Antarctic petrel Thalassoica antarctica

H. Rahn, F. Mehlum, C. Bech, 1987 .

IN THE WILLOW TIT, PARUS MONTANUS; THE PRINCIPLE OF 'BETTER SAFE THAN SORRY'

Svein Haftorn, S. Haftorn, 2016 .

Effects of a sudden, transient fall in air temperature on the winter body mass of five species of tits (Parus)

S. Haftorn, 1992, Journal für Ornithologie.

Initial winter flock formation in the Willow Tit Parus montanus. Do immigrating juveniles assess the quality of territorial adults

S. Haftorn, 2008 .