An environmental group instrumental in winning an endangered species listing for a struggling lizard species in the Permian Basin now wants to intervene in a federal lawsuit challenging the listing.

You’re sitting in your backyard, sipping a coffee or beer, utterly unaware that nature is surrounding you with tenacious drama along the food chain. Photographer Barry Sigman noticed one such epic ...

The fight between a king cobra and a monitor lizard is an electrifying encounter of venom and brute force. The king cobra, the longest venomous snake in the world, is infamous for its lethal ...