
AnimalsMarch 30, 2026
These snakes steal poison from their prey—here's how they know they have enough
Snakes that gain poisons from eating toads seem to know when they’re toxic by keeping track of what they last ate
Christa Lesté-Lasserre is a science journalist based in Paris who covers animal health and behavior, environmental sciences and evolutionary processes. She focuses on shaping scientific studies into the stories they tell.

These snakes steal poison from their prey—here's how they know they have enough
Snakes that gain poisons from eating toads seem to know when they’re toxic by keeping track of what they last ate

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