Why is the occurrence of eyelids in amphibians in comparison to their absence in fishes an adaptation to terrestrial life?

1 year ago

Eyelids associated to lacrimal glands protect and keep eyes lubricated against damage from the great luminosity of terrestrial environments. Fishes do not have eyelids since their eyes are in constant contact with the fluid medium.

Dipti KC
May 18, 2023
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