Some people believe that songbirds live in nests.
Birds' nests are often considered equivalent to humans' homes. But studying cardinals for five years during a doctoral program taught Susan Linville a different view. She teaches spider biology at Cornell University in Ithaca, NY, and does research on spiders, wasps and tailless whip scorpions. Fish in the fast lane Life for cichlid fish, native to Lake Tanganyika in East Africa, might appear carefree. Nothing could be further from the truth, for these fish are perpetually subject to dramatic upheaval.