Multiple Choice
Among these choices, the most energetically efficient locomotion per unit mass is likely
A) running by a 50-gram rodent.
B) running by a 40-kg ungulate.
C) flying by a 100-g bird.
D) swimming by a 10-g minnow (bony fish) .
E) swimming by a 100-kg tuna (bony fish) .
Correct Answer:

Verified
Correct Answer:
Verified
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