On the left is the dog determinant: it’s used for four legged furry animals.
On the right is hou which means marquis. The monkey is like a marquis, an intelligent man.
猴子 an animal, like a marquis (monkey)
侯 marquis. hou4. (archery training)
候 to wait (originally: as in ambush)
UP a monkey waits like a marquis in ambush!