Sheila R. Colla

Climate change impacts on bumblebees converge across continents

Jeremy T. Kerr, Alana Pindar, Paul Galpern et al. · Science · 2015 · 809 citations

Climate-associated phenological advances in bee pollinators and bee-pollinated plants

Ígnasi Bartomeus, John S. Ascher, David L. Wagner et al. · Proceedings of the National Academy of Sciences · 2011 · 545 citations · Full text

Biology, Climate-associated Phenological Advances, Bee Species +11

Plight of the bumble bee: Pathogen spillover from commercial to wild populations

Sheila R. Colla, Michael Otterstatter, Robert J. Gegear et al. · Biological Conservation · 2006 · 370 citations

Biology, Bumble Bee, Entomology +4

Evidence for decline in eastern North American bumblebees (Hymenoptera: Apidae), with special focus on Bombus affinis Cresson

Sheila R. Colla, Laurence Packer · Biodiversity and Conservation · 2008 · 355 citations

Biology, Terrestrial Arthropod, Arthropod Taxonomy +9

Assessing declines of North American bumble bees (Bombus spp.) using museum specimens

Sheila R. Colla, Fawziah Gadallah, Leif L. Richardson et al. · Biodiversity and Conservation · 2012 · 186 citations

Biology, Terrestrial Arthropod, Biodiversity +6