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Tapetum lucidum

The tapetum lucidum (Latin: "bright carpet") is a reflecting layer behind the retina of the eye; it is found in many animals, particularly nocturnal animals with good night vision, such as cats. It appears to aid vision in low light conditions.

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Thomas a Kempis

... of heaven, the efficient mediatress of sinners, and to her all should flee as to a mother. She should be invoked. He also gives prayers to Mary (cf. the D ...