The Oyster's Garter ("Science served wet and salty" - and I'm sure you can take that to mean whatever you want) is hosting the latest, greatest edition of Carnival of Evolution.

Read about genetic changes involved in the evolution of pregnancy, about female birds who have some say in the matter of the sex of their offspring, a study suggesting that "that moral disgust “hitched a ride” on the more primitive reaction to poisonous or spoiled food," how ice fish manage to not freeze to death by ditching red blood cells, the true story behind evolution's greatest hoaxes, and much more. Go check it out.