Jan Ove Gjershaug

Local resources, linear elements and mass-flowering crops determine bumblebee occurrences in moderately intensified farmlands

Eveliina Kallioniemi, Jens Åström, Graciela M. Rusch et al. · Agriculture Ecosystems & Environment · 2017 · 57 citations · Full text

Precision Agriculture, Engineering, Linear Elements +21

Following the cold: geographical differentiation between interglacial refugia and speciation in the arcto‐alpine species complex <i>Bombus monticola</i> (Hymenoptera: Apidae)

Baptiste Martinet, Thomas Lecocq, Nicolas Brasero et al. · Systematic Entomology · 2018 · 49 citations · Full text

Entomology, Rigorous Species Delimitation, Arcto‐alpine Species +19

Inter‐ and intra‐specific dominance relationships and feeding behaviour of Golden Eagles <i>Aquila chrysaetos</i> and Sea Eagles <i>Haliatetus albicilla</i> at carcasses

Duncan J. Halley, Jan Ove Gjershaug · Ibis · 1998 · 34 citations

Biology, Breeding Behavior, Foraging +11

Convergent evolution and paraphyly of the hawk-eagles of the genus Spizaetus (Aves, Accipitridae) – phylogenetic analyses based on mitochondrial markers

Elisabeth Haring, Kirsti Kvaløy, Jan Ove Gjershaug et al. · Journal of Zoological Systematics & Evolutionary Research · 2007 · 31 citations

Biology, Phylogenetics, Molecular Ecology +13

Integrative taxonomy of an arctic bumblebee species complex highlights a new cryptic species (Apidae: Bombus)

Baptiste Martinet, Thomas Lecocq, Nicolas Brasero et al. · Zoological Journal of the Linnean Society · 2019 · 31 citations · Full text

Biology, Biodiversity, Arthropod Taxonomy +15