Animal killing contests are the latest attack from America's extreme right-wing, and it's killing for fun.
The premature delisting of gray wolves flies in the face of sound science and is an invitation to a recovery disaster.
Once numbering over one million by some estimates, African lions now exist in a fraction of their former range and fewer
Research shows women role models help girls to stay on track academically
Expansion of palm oil plantations in rainforests is pushing wild orangutans to the brink of extinction.