biotoxin

Example:The insect has evolved to produce a potent toxin that dissuades predators.

Definition:A poisonous substance that can cause harm to the body.

Example:The venom of a snake can cause rapid paralysis and death in its prey.

Definition:A poisonous substance that is released by some animals, typically through a bite or sting, to harm or kill other animals.

Example:The gardener was careful not to use any poison near the children and pets in the house.

Definition:Any substance that can cause harm, illness, or death to a living organism when ingested, inhaled, or absorbed through the skin.