SENSATION

• ·         Octopuses have keen eyesight.
• ·         Can distinguish the polarization of light.
• ·         The octopuses sense the orientation of its body relative to horizontal.
• ·         An autonomic response keeps the octopus’s eyes oriented to keep the pupil always horizontal.
• ·         Octopuses have an excellent sense of touch where it can taste the touching.
• ·         The arms contain tension sensors.
• ·         Very poor proprioceptive sense.
• ·         Great difficulty learning about the detailed effects of its motions.
• ·         Limited hearing.

octopus move with head first