Word: speciesã
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With the help of a former student, however, he reached the top for the bicentennial of Darwin’s birth. In fact, he left a copy of “The Origin of Species?? there...
Mere months after the 150th anniversary of the publication of Charles Darwin’s “On the Origin of Species??, the finches that inspired Darwin’s theory of divergent evolution are once again at the forefront of scientific research...
...team—which sought to apply quantitative methods to describe the beaks in a more mathematical way—conducted analysis that consisted of quantitative comparisons of the shapes of different species?? beaks, according to Otger Campàs-Rigau, a postdoctoral fellow in applied math specializing in morphogenesis, or the process by which an organism’s shape is determined...
...prompted by a 2002 study in Costa Rica, which focused on two species of geographically separated butterflies with a common ancestor. Although these white– and yellow–winged species had once been the same species, members of each preferred mating with butterflies of the same species??an example of what is known as assortative mating preference...
Erin R. Carey ’01, another Pfoho tutor, explained that these bugs are in fact probably not your garden-variety ladybugs. Instead, they are most likely a particular kind of ladybug called Asian lady beetles, which are “an invasive species?? and therefore the “more problematic insect.” These pests are apparently a common nuisance in the fall, but neither Carey nor anyone else FlyBy talked to said they remembered ever seeing them at Pfoho before...