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The dark blue, teal, and gold tapetum lucidum from the eye of a cow Retina of a mongrel dog with strong tapetal reflex. The tapetum lucidum (Latin for 'bright tapestry, coverlet'; / t ə ˈ p iː t əm ˈ l uː s ɪ d əm / tə-PEE-təm LOO-sih-dəm; pl.: tapeta lucida) [1] is a layer of tissue in the eye of many vertebrates and some other animals.
Crepuscular, a classification of animals that are active primarily during twilight, making them similar to nocturnal animals. Diurnality, plant or animal behavior characterized by activity during the day and sleeping at night. Cathemeral, a classification of organisms with sporadic and random intervals of activity during the day or night.
In Sredačka župa it has been depicted in the form of a one-legged humanoid creature with glowing eyes that wanders around during night time and scares people. [2] In the vicinity of Prijepolje, Lešak and Dragačevo it has been depicted as an apparition that can be seen in form of a dappled foal, dog, cat, or bird. [2]
The smaller right eye faces downwards, and its job is to catch the faintest glow of bioluminescent light from below. This lets the squid know if prey is swimming underneath, or if it’s time to ...
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Crepuscular, a classification of animals that are active primarily during twilight, making them similar to nocturnal animals. Diurnality, plant or animal behavior characterized by activity during the day and sleeping at night. Cathemeral, a classification of organisms with sporadic and random intervals of activity during the day or night.
Coupled with the city’s hilly terrain, animals can avoid human disturbances and hunting pressure. Pit vipers naturally coil when hunting, which makes photographing them easier, says Hylton ...
Night monkeys have large brown eyes; the size improves their nocturnal vision increasing their ability to be active at night. They are sometimes said to lack a tapetum lucidum, the reflective layer behind the retina possessed by many nocturnal animals. [8] Other sources say they have a tapetum lucidum composed of collagen fibrils. [9]