The diet of the yellow-legged gull in the Medes Islands (Girona, Spain) has changed extremely over the last decades, according to a study that analyzes the changes in the diet of this species over the last twenty years. Regarding these gulls, which eat strictly marine resources, landfills and meat industries ̶ which are abundant in the area ̶ are nowadays the source for food of about 50% of their diet.
Click here for original story, Landfills and meat industry: New food sources for the Medes Islands yellow-legged gull
Source: Phys.org