A video of an octopus changing colors while it sleeps is raising a lot of questions about the mysterious sea creatures. The footage aired in the new PBS documentary titled "Octopus: Making Contact." ...
Octopuses change color to camouflage themselves from predators such as stingrays and eels. Octopuses have even been observed changing color in their sleep. Octopus's color-changing ability is known as ...
Terra Planet Earth on MSN
The secret behind an octopus's unusual intelligence may finally have an answer
The Secret Behind an Octopus's Unusual Intelligence May Finally Have an Answer ...
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