This is from CNN, so might wanna take it with a grain of salt. Still...its a good idea if true. A bunch of cavemen with shredded meat.
South African doctor invents female condoms with 'teeth' to fight rape - CNN.com
South African Dr. Sonnet Ehlers was on call one night four decades ago when a devastated rape victim walked in. Her eyes were lifeless; she was like a breathing corpse.
www.cnn.com