Sloths have less muscle than other mammals their size in order to . a. conserve energy b. maintain a lower body weight c. digest their food faster d. maintain a higher body temperature

Conserve energy

Explanation:

Sloths are considered as arboreal mammals *( that is living on trees) and they have very less muscle mass, which is about 30 % lesser than that of similar sized mammals. This is because their muscles are made up of slow-twitch fibers, which provide them a lot of power to withstand any stress while not using a lot of energy.

Therefore, their lesser muscle mass help them in conserving energy

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