Here’s how poison dart frogs safely hoard toxins in their skin
A protein found in the frogs’ intestines may transport toxins to the skin
![a poison dart frog with a black-spotted, golden body and black feet sitting on a rock](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2024/01/010424_eg_poison_dart_frog_feat.jpg?fit=1030%2C580&ssl=1)
Diablito poison dart frogs (one pictured) accumulate their trademark chemical defenses with the help of a toxin-binding protein that transports poisonous compounds from food to skin.
Marie-Therese Fischer (CC BY 4.0)