Sentences with phrase «skull size»
"Skull size" refers to the physical measurement or dimension of a person's skull, which is the bony structure that protects their brain. Full definition
Whereas the last of the nonavian dinosaurs certainly perished 64.5 million years ago, many other animals survived — crocodiles, for example, along with almost all the mammals, which at the time were small, some with skulls the size of a thimble.
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They found that both the overall skull volume and the volume of the eye socket increased with latitude, but the increase in eye socket volume — which is thought to relate to eyeball size — was larger than expected from the change in skull size alone.
«Decreasing skull size may be an early indicator of population change,» Vucetich says.
He didn't acknowledge Michael's paper, but in a footnote he conceded that he had underreported the average Caucasian skull size in Morton's collection.
For hundreds of years, Gould argues, questionable measurements of human intelligence, like skull size or IQ, have been used to justify racism, sexism, and class stratification.
Affects skull size and shape.
And the variation in skull size and facial shape is no greater than in other species, including both modern humans or chimps, says Ponce de León — especially when the growth of the jaw and face over a lifetime are considered.
Morton's measurements of skull size had been used to justify the claim that Caucasians have larger skulls and are therefore more intelligent than other races, an inference discredited by modern science.
They found that relative to skull size, the short - tailed opossums» canines really are significantly larger than those of other marsupials.
They also reckon, due to skull size, that the T. rex was 15 years old when it died, putting it about halfway through a typical T. rex lifespan.
Gesturing toward these relics, which span the past 35,000 years, Hawks says, «You don't have to look hard to see that teeth are getting smaller, skull size is shrinking, stature is getting smaller.»
Instead, they used data from hundreds of modern women from around the world to find an average approximation of skull size, skin tone and other features, then combined that information with the ancient woman's own skull measurements to make a likeness.
Let us grant, for the moment and for the sake of argument, AIG's claim that the skull sizes of Homo erectus fall within the range of modern humans.
The cause of SM is a mismatch between brain and skull size.