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The tapetum lucidum is a reflective membrane located behind the retina. It reflects visible light that has already passed through the retina, sending it back through the retina a second time.

In the summer, reindeer’s tapetum lucidum— a mirror-like layer at the back of their eye —is a luminous gold streaked through with turquoise, iridescent like a golden opal.

Essentially, the tapetum lucidum helps amplify the amount of light that enters the eye. So, when a shark is swimming around in a low-light environment, it’s easier to detect subtle movements in ...

Its fur is uniquely spotted and striped, and its silent movement resembles a shadow in the thicket: The ocelot is one of the ...

The tapetum lucidum is a reflective membrane located behind the retina. It reflects visible light that has already passed through the retina, sending it back through the retina a second time.

The shark has a “prominent tapetum lucidum,” or reflective layer in the eye, that makes their eyes appear “fluorescent greenish” while alive.

The shark has a “prominent tapetum lucidum,” or reflective layer in the eye, that makes their eyes appear “fluorescent greenish” while alive.

The shark has a “prominent tapetum lucidum,” or reflective layer in the eye, that makes their eyes appear “fluorescent greenish” while alive.