photo credit: MarinaAvila 1. Goldfish Can't Close Their Eyes - This makes sleeping a littel different for them. Instead of closing their eyes and falling into a deep sleep, they sleep with their eyes open usually at the bottom of the water. 2. Goldfish Have Been Pets for 1000+ Years - Dating all the way back to ancient China, goldfish have been common household pets. 3. World's Oldest Goldfish - The world's...