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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. Matutinal, a classification of organisms that are only or primarily active in the pre-dawn hours or early night.
Sleep can follow a physiological or behavioral definition. In the physiological sense, sleep is a state characterized by reversible unconsciousness, special brainwave patterns, sporadic eye movement, loss of muscle tone (possibly with some exceptions; see below regarding the sleep of birds and of aquatic mammals), and a compensatory increase following deprivation of the state, this last known ...
Image credits: soosseli The Finnish photographer also shared more about a significant experience he had while photographing wildlife: “My most memorable moment in nature happened last spring ...
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Amphibians are ectothermic, anamniotic, four-limbed vertebrate animals that constitute the class Amphibia.In its broadest sense, it is a paraphyletic group encompassing all tetrapods excluding the amniotes (tetrapods with an amniotic membrane, such as modern reptiles, birds and mammals).
During the day, amphiumas hide in vegetation, and at night they become active hunters. Their prey includes frogs , snakes , fish , crustaceans , insects and even other amphiumas. Hunting and eating habits have been observed to be very similar to that of the axolotl , including the sucking in of food by their stomachs with vacuum force.
The researchers also looked at death records and, after adjusting for factors like alcohol use, smoking, body mass and sleep duration, found that night people had a 9% greater risk of early death ...
From their toe beans to their tongue tips, netizens can’t seem to get enough of felines doing their furry thing, whether they’re being graceful, derpy, or just going plain crazy.