What About the White Pudding?

Scientists for National Chip Week have deciphered the allure of the humble chip.

a complex blend of scents that includes butterscotch, cocoa, cheese and flowers and ironing boards

The Leeds scientists collected the aroma from cooked chips, then separated the different compounds for analysis by an "aroma-meter" machine.

But how does that explain the appeal to seagulls? Chocolate chips would be a well balanced meal for my kids.