The cane toad was brought to Australia from the island of Hawaii. The toad had been introduced to Hawaii some time earlier, but has not had the same kind of destructive effects there as it has in Australia. What could explain why the toad has not become invasive in Hawaii as it did in Australia?

In the years after world war ii, which of the following caused many people from asian and african countries to migrate to europe? a. the end of the soviet union b. new economic opportunities after colonialism ended c. the religious freedom found in europe d. new laws allowing greater numbers of immigrants into european countries

What policy did "jim crow" laws put in place? black codes integration segregation 2. the supreme court case that established the doctrine of "separate but equal" was dred scott v. sandford plessy v. ferguson brown v. board of education 3. the supreme court case that overturned the doctrine of "separate but equal" wasdred scott v. sandford plessy v. ferguson brown v. board of education

Countries that are neither core nations nor peripheral nations