Facts about Octopus Camouflage and Intelligence

1. 05

   Camouflage in octopuses is controlled entirely by the brain despite their color-blindness, suggesting they may use light-sensitive proteins in their skin to detect color.

   Octopus Camouflage and IntelligenceJun 6sharebiologyneuroscienceadaptation
2. 04

   In laboratory studies, octopuses have demonstrated the ability to learn by observation, watching other octopuses perform tasks and replicating the behavior.

   Octopus Camouflage and IntelligenceJun 6sharecognitionlearningbiology
3. 03

   Each arm of an octopus contains its own cluster of neurons, allowing the limbs to act semi-autonomously without direct instruction from the central brain.

   Octopus Camouflage and IntelligenceJun 6shareneurosciencebiologycognition
4. 02

   The octopus has the largest brain relative to body size of any invertebrate, and demonstrates problem-solving abilities such as opening screw-top jars.

   Octopus Camouflage and IntelligenceJun 6shareneuroscienceintelligenceinvertebrates
5. 01

   Octopuses can change both the color and texture of their skin within milliseconds using specialized cells called chromatophores and papillae.

   Octopus Camouflage and IntelligenceJun 6sharebiologyneurosciencecamouflage