Which area in Mexico has become both a megacity and a primate city? A. The Tierra fría B. The Mexican Plateau C. The Yucatán Peninsula D. Mexico City

Rainbow trout is non- native to the united states. however this species is breeding with the native gula yltrout acientistrecently observed that the hola trout were becoming exitinct what is the cause of their extinction

Which season has the least amount of rain in the northern latitudes

Cardueline finches can be found in what areas of the world?