Because the term “chemical poisonings” encompasses a significant number of toxic agents, this technical card will focus on specific categories of toxins most relevant to wildlife species. Each group of toxicants will receive its own dedicated section; this preface serves to deliver information that pertains to chemical toxins as a whole, and these points should be considered in all cases of suspected chemical toxicosis. Chemical agents to be discussed in this technical card include: anticoagulant rodenticides, heavy metals, and pesticides.