@chickpeaman @stuartsmyth66 @AdamHartScience @JeffOllerton Assessing declines of North American bumble bees (Bombus spp.) using museum specimens https://t.co/XTc9XHRTas
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RT @SaveWildBees: With @leifr7, we found B. pensylvanicus to have declined by over 50% in eastern North America in this paper https://t.co/…
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With @leifr7, we found B. pensylvanicus to have declined by over 50% in eastern North America in this paper https://t.co/eHwN3vTq9K (PM me for a copy). You can find the @IUCNRedList assessment for the species here: https://t.co/pvtvqm0dt6
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Study of museum specimens shows that over half the eastern North American bumblebee species (11/21) are in decline http://t.co/RXYMzTLN