In the jungles of Suriname 🇸🇷 you will find this tiny 3-5 cm long frog well known for it's poisonous skin. The blue warns predators to keep off while the poison is used by indigenous peoples to poison their darts.

Those black spots are actually unique to each individual helping to identify them.

Interestingly, if raised in captivity, they lose their skin toxins. That's because in the forest, they specific kinds of insects that contain the chemical that they convert to toxins.