Has a gull ever snatched a French fry from you, or made a dive at your sandwich? Would you have been more, or less, annoyed if you found out that the bird knew exactly when you would appear, and was in effect lying in wait? Scientists in Bristol, England, recently discovered that Lesser Black-​backed Gulls predictably showed up at a school just before snack time and lunch, waiting in large numbers on nearby rooftops for the opportunity to snag food from the students. The birds also visited a waste center at the appropriate time of day for freshly dumped garbage, capitalizing on weekends...…Has a gull ever snatched a French fry from you, or made a dive at your sandwich? Would you have been more, or less, annoyed if you found out that the bird knew exactly when you would appear, and was in effect lying in wait? Scientists in Bristol, England, recently discovered that Lesser Black-​backed Gulls predictably showed up at a school just before snack time and lunch, waiting in large numbers on nearby rooftops for the opportunity to snag food from the students. The birds also visited a waste center at the appropriate time of day for freshly dumped garbage, capitalizing on weekends...WW…