A marsupial mammal living in Australia eats tree leaves, is diurnal, and raises its young until they reach a reproductive age. A placental mammal living in a similar environment in South America eats tree leaves, is diurnal, and raises its young until they reach a reproductive age. This is an example of...
a. divergent evolution
b. convergent evolution
c. geographic isolation
d. sibling species
e. allopatric speciation
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