Carnivorous plant

Around the world carnivorous plants are on the decline, the victims of habitat loss, illegal poaching and pollution. But now a new factor has come to light: The very insects the plants rely on for food may be poisoning them. […]

Cadmium is widely used in fertilizers, metal coatings, electronics, batteries and other products. Both metals can accumulate in the environment, and thus in insects, through improper waste disposal.

Scientific American: The fly’s revenge: Are cadmium-contaminated insects killing endangered meat-eating plants?

(Thanks Bill)