Wilton Astudillo posted an update in the group Animal 2 years, 10 months ago
Researchers Have Determined That Adult Planarians, A Type Of Flatworm, Can Still See Light In The Absence Of Their Eyes Or Heads. As The Worms Were Able To Detect Light Even After The Head Was Decapitated, By Using Body Cells That Create A Type Of Light-Sensitive Protein Known As An Opsin. Planarians Can Regenerate Body Parts.
Experts recently discovered tiny worms can “see” light in the absence of their eyes or their heads. Planarians are a form of flatworm, they are soft-bodied creatures and lack complex organs.