Question

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

Answer 1

a.
conserve energy

The smaller muscle mass of the sloth, means that it needs less energy to work, allowing it to be able to survive on a less diet.
Most of their muscles are concentrated in their upper body, allowing them to be efficient climbers but very slow on the ground.