1)
A higher surface area-to-volume ratio facilitates heat loss.
2)
Animals in warmer climates need to move more quickly to catch prey.
3)
More species inhabit warm climates, and smaller size enables a greater number to live in the same ecosystem.
4)
Smaller body size enables faster reproduction and repopulation to maintain a niche in overpopulated warmer climates.
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Which Of The Following Best Explains Why Animals That Inhabit Warmer Regions Tend To Have Smaller Body Sizes?
Posted on March 7, 2013.
1.
which is why the polar bear has a small SA/V ratio
1)
A higher surface area-to-volume ratio facilitates heat loss.
Bad question because that’s not even true. Extant elephants, rhinos, hippos, great apes, cape buffalos, water buffalos, big crocodilians, big snakes, big lizards — all live in warm places.
Here’s the desired answer:
1) A higher surface area-to-volume ratio facilitates heat loss.