Explainer
Octopus Quick Facts
How an octopus changes color, how many hearts it has, and what an arm can taste. DashShorts makes fact videos for side hustles.
Transcript
How does an octopus vanish without moving? Its skin shifts color using pigment-filled cells called chromatophores. Three hearts pump blood, and blue copper-based blood carries oxygen. One arm can taste what it touches. Would yours dare?