What is immunocontraception? Immunocontraception is a birth control method that uses the body's immune response to prevent pregnancy. Why is the Humane Society of the United States sponsoring research in immunocontraception? The Humane Society of the United States (HSUS) believes that...

India leaps into his pool, pouncing on a purple plastic egg—his favorite toy, according to his caregivers. After a few minutes, the tiger ambles over to his watering tub. Instead of taking a drink, he plops in and closes his eyes in contentment. Although he’s young—roughly 10 months old on this June...