A new study published online in the journal PLoS ONE has found significant contamination of bumblebee pupae by the metal aluminum — a known neurotoxin with links, for example, to Alzheimer’s disease in humans — raising the question of whether Alzheimer’s-like dysfunction is playing a role in the decline of their populations. The buff-tailed bumblebee (Bombus terrestris). Image credit: Kintaiyo / CC BY 3.0. The causes of declines in...
