No, not in ways intelligible to humans, though they do communicate
using sounds. Animals growl to warn or express anger. They may
serenade a potential mate, and they may make sounds while mating.
They may cry in pain, fear, loneliness or hunger.
They can also communicate non-verbally, such as how they flick
their tails, or the postures they assume. Female rats lie flat to
signal the desire to mate. A dog or cat may "beg" to express
hunger. Monkeys can sometimes be taught some basic sign language.
Monkeys, whales, and dolphins probably have the closest brains to
ours, but they don't have the same types of structures needed for