The Moro reflex is a protective "primitive reflex" seen in healthy babies up to 6 months old. A baby's arms quickly extend away from the body with palms up and fingers splayed apart, and then retract ...

This can be subdivided into the margin reflex distance (MRD) 1, which is the distance between the corneal light reflex and the upper eyelid margin, and the MRD 2, which is the distance between the ...

From surprising reflexes to built-in armor, these creatures have evolved to survive in ways you wouldn’t expect. #texaswildlife #armadillos #msnaudience #scientificdiscoveries #mindblowingfacts ...