In damp European woods,
fire salamanders glow bright—
toxic charms revealed.
fire salamanders glow bright—
toxic charms revealed.
Researchers have discovered a surprising hidden ability in Europe's familiar black-and-yellow fire salamanders: they glow green and cyan under ultraviolet light. The mysterious fluorescence comes mainly from glands in their skin and their toxic secretions, which can continue glowing for more than 24 hours after…