Mama frog’s care includes a gift of poison

By Sarah Zielinski, 10:44 AM March 24, 2014

Strawberry poison frogs (Oophaga pumilio) don't create their own poison. The Central American frogs sequester the alkaloid chemicals from the mites, ants and other arthropods they eat and store it in glands on their skin. Predators that ignore the bright red “don't eat me” warning pigmentation get a nasty surprise — a bad taste in their mouth, sickness or even death.

Tadpoles of a certain age also have some of those chemical defenses, and it’s a gift from mom, report Ralph Saporito, of John Ca...

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