Damien1972 writes: A new paper in Current Biology suggests leeches can be used as a cheap way to track rare mammals. The research found that the presence of mammals can be determined by testing the victim's blood for DNA stored in the leech. The blood may survive a year-and-a-half.
An egghead is one who stands firmly on both feet, in mid-air, on both
sides of an issue.
-- Homer Ferguson