Animal Sleep
Two mustang fillies sleep while standing. Horses are not the only animals that snooze in seemingly awkward positions. The bottlenose dolphin dozes while swimming, one brain hemisphere awake and the other asleep (McCormick, 2007; Siegel, 2005).
Two mustang fillies sleep while standing. Horses are not the only animals that snooze in seemingly awkward positions. The bottlenose dolphin dozes while swimming, one brain hemisphere awake and the other asleep (McCormick, 2007; Siegel, 2005).
J.L. Klein & M.L. Hubert/Science Source