Ooo, pretty pictures!

polychaete cartilage

Hmmm, it's awfully quiet around the Panda's Thumb today—everyone must be busy preparing thunderbolts of enlightenment to hurl at benighted creationists. While you're waiting for the fun to begin, I'll mention that I've just posted some information about comparative histology and invertebrate cartilage over at Pharyngula…come on over and look at the pretty pictures.