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Some crepuscular animals may also be active by moonlight or during an overcast day. Matutinal animals are active only after dawn, and vespertine only before dusk. A number of factors affect the time of day an animal is active. Predators hunt when their prey is available, and prey try to avoid the times when their principal predators are at large.
Certain words in the English language represent animal sounds: the noises and vocalizations of particular animals, especially noises used by animals for communication. The words can be used as verbs or interjections in addition to nouns , and many of them are also specifically onomatopoeic .
Lizards have evolved several modes of communication, including visual, chemical, tactile, and vocal. [9] [2] Chemical and visual communication are widespread, with visual communication being the most well-studied, while tactile and vocal communication have traditionally been thought to occur in just a handful of lizard species; however, modern scientific techniques have allowed for greater ...
Geckos are unique among lizards for their vocalisations, which differ from species to species. Most geckos in the family Gekkonidae use chirping or clicking sounds in their social interactions. Tokay geckos (Gekko gecko) are known for their loud mating calls, and some other species are capable of making hissing noises when alarmed or threatened ...
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 ...
The majority of lizard species are active during the day, [28] though some are active at night, notably geckos. As ectotherms , lizards have a limited ability to regulate their body temperature, and must seek out and bask in sunlight to gain enough heat to become fully active. [ 29 ]
Gymnophthalmidae is a family of lizards commonly known as microtheids. They have transparent lower eyelids that allow them to see with their eyes closed. They are related to the tiiids, but due to their smooth scales they are more similar to scincids. They are generally small lizards, and many species have reduced limbs.
Pachydactylus rangei is a nocturnal organism, spending the day in a burrow up to a meter (yard) deep. [9] It emerges at night to feed on arthropods such as termites, ants, beetles, grasshoppers and spiders. [9] Its main source of water is the dewdrops found on vegetation. It can also absorb moisture through its skin. [9]