Field Street
A pair of loggerhead shrikes nested this year at Fermilab near Batavia in Kane County. Vicky Byre of the Chicago Academy of Sciences first saw them in early May. By May 18 there were eggs in their nest, and on June 8 five young birds were fledged. Their principal weapon is their beak, which is heavy and powerful and supported by large muscles that give loggerheads their big-headed, thick-necked look. They peck hard at anything they are trying to kill, but they kill prey mainly by biting....