Svein Haftorn

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Seasonal and Diurnal Body Weight Variations in Titmice, Based on Analyses of Individual Birds

Authors: Svein Haftorn

Published in The Wilson Bulletin, in 1989, in volume 101, issue 2, pages 217-235

Created: 2016-12-04, modified: 2023-02-16

Willow Warbler Phylloscopus trochilus imitating the song of the Chiffchaff P. collybita

Authors: Svein Haftorn

Published in Bulletin of The British Ornithologists' Club, in 1993, in volume 113, pages 216-224

Created: 2012-12-02, modified: 2012-12-02

Case 2784. Procellaria gigantea Gmelin, [1789] (currently Macronectes giganteus; Aves, Procellariiformes): proposed conservation of usage of the specific name by designation of a neotype

Authors: J-F Voisin | R K Brooke | W J Bock | W R P Bourne | J Cooper | J P Croxall | R Escalante | S Haftorn | O Hogstad | P S Humphrey | S Hunter | C Jouanin | K Lambert | P Leraut | P D Shaughnessy | F Vuilleumier | J Warham

Published in Bulletin of Zoological Nomenclature, in 1992, in volume 49, issue 2, pages 140-143

Created: 2011-06-10, modified: 2023-05-10