The relationship between the american bullfrog and native frog species in the western united states can best be characterized as

The american bullfrog is native to much of the eastern united states. this species has successfully begun to spread west as an invasive species. it is thriving in the western united states because of its large size, high mobility, and tremendous reproductive capabilities. american bullfrogs have very generalized eating habits and often eat the same food sources as the native frog species in the western united states, causing a reduction in the overall food supply. the relationship between the american bullfrog and native frog species in the western united states can best be characterized as .

Competition.

Explanation:

The relationship in between the American bull frog and native frog species is competition. This is because the food source is same for both of the species.

There will be competition as invasive species have entered in the region where native species used to live and now the food resources is being shared by both of them.

So, the competition among these two species will increase.  

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