Researchers at Dartmouth found that octopuses can learn to use mirrors to locate food hidden behind them, a skill previously seen only in vertebrates like mammals and birds. Washington DC [US], June 5 (ANI): Researchers at Dartmouth found that octopuses can learn to use mirrors to locate food hidden behind them, a skill previously seen only in vertebrates like mammals and birds. After training, the animals correctly iden... [2301 chars]