On October 5, Science Magazine profiled work led by Dr. Bruce Hay of the California Institute of Technology to develop a long-term birth control shot (vaccine). Author Sarah C.P. Williams writes: "Animal birth control could soon be just a shot away: A new injection makes male and female mice infertile by tricking their muscles into producing hormone-blocking antibodies. If the approach works in dogs and cats, researchers say, it could be used to neuter and spay pets and to control reproduction in feral animal populations." Read the full article here.