Word: ricas
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Dates: during 2000-2009
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...world woke up on Thursday finally knowing the complete, 32-team field for the 2010 World Cup in South Africa next summer. (The last team to qualify was Uruguay, which drew with Costa Rica Wednesday night in Montevideo, but had beaten the Costa Ricans over the weekend.) On Dec. 4, the teams will be seeded and sorted by lottery into eight groups by the sport's international body, FIFA. Then, it's only 203 days until the fun begins. Here are five reasons to get excited about the opening kick...
...think that what we were seeing in Ecuador is an earlier stage in the process of speciation that occurred in Costa Rica,” Kronforst said...
...recent study in Western Ecuador was 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...
This mimicry caused some of the population to have yellow wings and others white wings, but the Heliconius group in Ecuador was still genetically identical in every other way, unlike in Costa Rica...
...team found that assortative mating preference in Ecuador was observed some of the time, while in Costa Rica it was observed nearly all the time...