Veterinarian Mark Ofua runs a self-funded shelter in Lagos where he cares for the various animals he has rescued. Although it's his affinity for snakes that have piqued public curiosity, he's also taken in other wildlife.

Snake bites in Kenya can be deadly: while treatable, not everyone knows how to do it correctly. So a unique snake farm helps produce effective anti-venom while teaching the public about snakes' importance for nature.