View photos of Thea Litschka-Koen and her husband, Clifton, as they try to save lives and change attitudes about the black mamba, Africa's deadliest snake.

Have you snapped a great baby animal photo? Enter the Born Wild Photo Contest for a chance to win a copy of Born Wild on DVD!

In the rainy season, Victoria Falls thunders -- nearly 300,000 gallons of water pass over the edge every second. But in the dry season she is reduced to a whisper.

Share your photos of Victoria Falls, and we'll feature them here on NATURE Online.