He hypothesized that these finches became isolated on an island and adapted to fit an ecological role on that island . What about the finches led Darwin to his belief ?

She planned to observe the flowers for the next five days for an hour at the same time each afternoon. then she wou the data in a multiple line graph to compare the number of bees that visited each flower. which statement best descr data in this investigation?

The leopard frog and the pickerel frog are two closely related species. in areas where their ranges overlap, the frogs will remain separate species if they

What pattern of migration do whales follow?