Submit Q4.15. When two salamander species, the red-backed salamander and the val

Question

Submit Q4.15. When two salamander species, the red-backed salamander and the valley-and-ridge salamander, occur without the other present, their jaw structures are identical, and they consume the same prey. However, when the two species co-occur, the red backed salamander has a slower-closing, stronger jaw, while the valley-and-ridge salamander has a faster-closing, smaller jaw, and the two species consume prey of different sizes. Which of the following is suggested by these observations? Competitive exclusion Preemptive competition O A trade-off between growing fast and competing well Character displacement

Explanation / Answer

ans ...d...character displacement

this pattern evolve from an evolutionary change driven by biological competition among species for a limited resources.by adapting character displacement,species avoid competitive exclusion.

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