Why Do Many Non- Native Species, Such as a Prickly

Why do many non- native species, such as a prickly pear cactus brought to Australia from South America, rapidly become abundant when first introduced?

A) The climate in the new site is more favorable than in its native site.
B) The carrying capacity at the new site is higher than that at the native site.
C) Non- native species increase their reproductive rate when introduced.
D) Growth changes from an S- curve to a J- curve at the new site.
E) There are fewer predators and parasites capable of attacking the non- native species in the new site.

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