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Click here to watch on YouTube. For many animals, the sound of a youngling causes quite a stir. ... The secret behind the glowing eyes is a structure called the tapetum lucidum. This reflective ...
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]
At night, like many other animals that live in the twilight zone, it migrates to more shallow waters in search of food. Each night it reaches the upper layer of the ocean, or sunlight zone where ...
The wildlife photographer embarks on night safaris to seek out Hong Kong’s nocturnal animals.
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]
A glowing worm was discovered in the Peruvian rainforest that is making researchers scratch their heads. Photographer Jeff Cremer found the unique glowing creatures sitting inside a dirt wall in Peru.