In reptiles, the parietal eye takes in light, and the pineal sac puts out melatonin, a hormone that regulates sleep cycles. NEWS: Three-eyed Fish Raises Nuke Fears.

More Unique Tuatara Features. The tuatara’s parietal eye isn’t the only unique feature of this fascinating creature.

Parietal Eye: Helps in sensing light, crucial for predator avoidance. While lampreys play an important role in maintaining biodiversity, they are increasingly threatened by human activities that ...

The pliosaur, which existed millions of years ago, would chomp down with its 130 teeth in a bite far stronger than a crocodile's and had a third eye for locating prey.

The parietal lobe processes sensory information it receives from the outside world, mainly relating to touch, ... More research links GLP-1 drugs to potentially blinding eye diseases.

Neural correlates of eye contact and social function in autism spectrum disorder. PLOS ONE , 2022; 17 (11): e0265798 DOI: 10.1371/journal.pone.0265798 Cite This Page : ...

The investigators found that during eye contact, participants with ASD had significantly reduced activity in a brain region called the dorsal parietal cortex compared to those without ASD. Further, ...

Tuataras can’t see out of their parietal eyes because the retina is a simplified version of the retina in a normal eye. The retina does contain photoreceptors, which is why it’s believed the ...