Seagulls hunt pearl mullets swimming upstream against the flow stream in Van, Turkiye on May 17, 2025. Every year during their spawning season, the pearl mullets live in the Lake Van, have to fight against seagulls feed on migrating fish, while migrating to fresh waters by swimming upstream against the flow stream. (Photo by Muhammed Onur Yavruturk/Anadolu via Getty Images)
