So, what lion species have gone extinct? The extinction of big cats, such as lions, is one of many devastating examples of the fragility of life on Earth. Despite being hailed as the kings of the ...

Even though humans are the only remaining hominin species on the planet, our family tree is actually more complicated than ...

Researchers at UC Davis, UCLA, and with the National Park Service predicted that if inbreeding depression occurs, the Santa Ana population could go extinct within 12 ... mandate to protect mountain ...

The NFL has closed the case on Detroit Lions' Jameson Williams regarding an unlicensed gun incident. No disciplinary action will be taken. NFL spokesman confirmed to ESPN on Wednesday that the ...