Predation of eggs and incubating females in willow ptarmigan Lagopus l. lagopus von Munkebye, Eli, Pedersen, Hans Chr, Steen, Johan B., Brøseth, Henrik

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Cause of Death in Willow Ptarmigan Lagopus l. lagopus Chicks and the Effect of Intensive, Local Predator Control on Chick Production von Steen, Johan B., Haugvold, Odd A.

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An Impact of Genetic Variation and Predation on Chick Survival in Willow Ptarmigan Lagopus l. lagopus von Rørvik, Kjell-Arne, Pedersen, Hans Christian, Steen, Johan B

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Dispersal in Willow Ptarmigan Lagopus lagopus-who is Dispersing and Why? von Rørvik, Kjell-Arne, Pedersen, Hans Christian, Steen, Johan B

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Multiannual Fluctuations in Willow Ptarmigan Lagopus l. lagopus-does the Genetic Variation of Nesting Females Enhance the Effect of Predation? von Rørvik, Kjell-Arne, Pedersen, Hans Christian, Olli, Jan, Gjøen, Hans Magnus, Steen, Johan B

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Behaviour of dogs during olfactory tracking von THESEN, A, STEEN, J. B, DØVING, K. B

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The mechanism of oxygen concentration in the swim-bladder of the eel von Berg, Trond, Steen, Johan B.

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Genetic Variation and Territoriality in Willow Ptarmigan (Lagopus lagopus lagopus) von Rorvik, Kjell-Arne, Pedersen, Hans Christian, Steen, Johan B.

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Action of the Rete Mirabile in the Secretion of Gases by Blood-acidification in the Swim-bladder of the Eel von STEEN, JOHAN B

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Regulation and grinding ability of grit in the gizzard of Norwegian willow ptarmigan (Lagopus lagopus) von Norris, E, Norris, C, Steen, J B

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Breeding Biology of the Svalbard Rock Ptarmigan Lagopus mutus hyperboreus von Steen, Johan B., Unander, Sigmund

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The Egg-"Numerostat". A New Concept in the Regulation of Clutch-Size von Steen, Johan B., Parker, Howard

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Annual Variation in Movement of Sub-Alpine Hatched Willow Ptarmigan Lagopus l. lagopus Broods in Central Norway von Andersen, Reidar, Hans Chr. Pedersen, Steen, Johan B.

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Microtine Density and Weather as Predictors of Chick Production in Willow Ptarmigan, Lagopus l. lagopus von Steen, Johan B., Steen, Harald, Nils Chr. Stenseth, Myrberget, Svein, Marcström, Vidar

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The Significance of Cock Territories in Willow Ptarmigan von Steen, Johan B., Hans Chr. Pedersen, Erikstad, Kjell Einar, Hansen, Ketil Boye, Høydal, Karsten, Størdal, Asbjørn

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Genetic Variation and Territoriality in Willow Ptarmigan (Lagopus lagopus lagopus) von Rorvik, Kjell-Arne, Pedersen, Hans Christian, Steen, Johan B.

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Population Dynamics of Poikilotherm and Homeotherm Vertebrates: Effects of Food Shortage von Steen, Johan B., Steen, Harald, Nils Chr. Stenseth

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Thermogenesis in newly hatched Eider (Somateria mollissima) and Long‐tailed Duck (Clangula hyemails) ducklings and Barnacle Goose (Branta leucopsls) goslings1 von STEEN, JOHAN B., GABRIELSEN, GEIR W.

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Thermogenesis in newly hatched Eider (Somateria mollissima) and Long-tailed Duck (Clangula hyemails) ducklings and Barnacle Goose (Branta leucopsls) goslings von STEEN, JOHAN B., GABRIELSEN, GEIR W.

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Thermoregulatory responses to egg cooling in incubating bantam hens von Toien, O, Aulie, A, Steen, J.B

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