The Carnival of Education: Week 55 has the best educational blog entries for your enjoyment.
Philosophers’ Carnival #26 will fulfill your jonesin’ for philosophy.
Grand Rounds 2:22 represents the best of the medical blogosphere.
Carnival of the Vanities #179 is a great carnival of the best blog posts (sans specialized categories) that has helped introduce me to a great many blogs I might otherwise have missed.
Friday Ark #75 has all the latest animal news you can use.
Go see Birds in the News #48 and look in the middle of the page for a stunning woodpecker photo. There’s also some information on avian flu which includes what’s being done to protect the ravens in the Tower of London (“legend claims that the tower and the kingdom will fall if not occupied by at least six ravens”).