Guinness World Records Largest Bird Feeder
The largest bird feeder in the world was designed and constructed by William Greene and Christopher Ide, and hangs near the Greenbrier River Trail in Keister, Greenbrier County, West Virginia. It was presented and measured on January 7th, 2012.
It holds 760 pounds (334.73 kg) of seed.
The feeder contains a variety of sunflower seeds, millet, niger seed, suet, fruits, and nuts.
YouTube video of Black Bear visiting feeder at night: