Snakes have lost the gene that encodes ghrelin, a hormone that helps regulate hunger in many vertebrates, according to a new study.

Deep within the tropical rainforests of Central and South America lives one of the most powerful birds on Earth: the harpy eagle. With massive talons, immense strength, and an imposing presence, this ...

Fossil reveals that a giant python over 4 meters long once lived in Taiwan. The discovery rewrites the island's natural history.

California is home to a surprising variety of snake species, ranging from small, harmless snakes that help control pests to larger species that play important roles in the state’s ecosystems. With ...