macro image of a dead bee on a leaf of a declining beehive, plagued by the collapse of collapse and other diseases, use of

acarapis animal apiculture bee bug chemically close closeup colony copy danger dead death decline detail die diseases dust dysentery empty fly frame fungus health honey insect insecticides killed macro modified nature neonicotinoid nosema parasite pesticide pesticides plagued poisonous problems space swarm texture toxic treatment warning white wing worker