Quetzalcoatl, the Aztec name, comes from the Nahuatl language, combining quetzal, a species of brightly feathered bird, and ...

Toxin sequestration explains why the tiger keelback snake, endemic to the wooded areas ... Batrachotoxin compounds–found in its skin, feathers, and other tissues–contribute to its toxicity ...

The symbolism of the snake, celebrated this year in the Chinese zodiac, finds a fascinating parallel in the Honduran Mayan heritage. In Mayan culture, the Feathered Serpent stands as a revered ...