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Yawning may be an offshoot of the same imitative impulse. A 2007 study found that young children with autism spectrum disorders do not increase their yawning frequency after seeing videos of other people yawning, in contrast to non-autistic children. In fact, the autistic children actually yawned less during the videos of yawning than during ...
The guinea pig or domestic guinea pig (Cavia porcellus), also known as the cavy or domestic cavy (/ ˈ k eɪ v i / KAY-vee), is a species of rodent belonging to the genus Cavia, family Caviidae. Breeders tend to use the name "cavy" for the animal, but "guinea pig" is more commonly used in scientific and laboratory contexts. [ 1 ]
This species is both morphologically and genetically similar to Brazilian guinea pigs (Cavia aperea) and Santa Catarina's guinea pigs (Cavia intermedia). The Greater guinea pig is the larger out of all three of these species, with wider upper molars and longer digits. [6] Its karyotype has 2n = 64 and FN = 128. [7]
328 participants were asked to watch a three-minute video of people yawning and to keep track of how many times they yawned. Of the 328 participants, 222 contagiously yawned.
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Reasons we we yawn. It was once believed that the main function of yawning was to increase otherwise low oxygen levels, but a 1987 study disproved that theory. And despite extensive additional ...
The shiny guinea pig (Cavia fulgida) is a guinea pig species of southeastern South America. The rodent is endemic to Brazil. It is native to the Atlantic Forest ...
Merely thinking about or seeing someone yawning can make you yawn. But why?