German China
A bumblebee visits Corydalis ambigua after overwintering. Photo taken by Yuimi Hirabayashi. (Bihoro Museum)
Japan: Climate Change

When Bees and Plants Miss Their Date

Early snowmelt increases the risk of phenological mismatch, in which the flowering of periodic plants and pollinators fall out of sync, compromising seed production. Gaku Kudo of Hokkaido University and Elisabeth J. Cooper of the Arctic University of Norway have demonstrated that early snowmelt results in the spring ephemeral Corydalis ambigua flowering ahead of the emergence of its pollinator, the bumblebee.

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