I need help with the last question i am confused can anyone tell me.

their just depressed and think that if they give pain to some one else the pain goes away from them. which it doesn't.

answer:

monkey

primate

descriptionmonkey is a common name that may refer to groups or species of mammals, in part, the simians of infraorder simiiformes. the term is applied descriptively to groups of primates, such as families of new world monkeys and old world monkeys. wikipedia

phylum: chordata

kingdom: animalia

lifespan: mandrill: 20 years, japanese macaque: 27 years, more

mass: rhesus macaque: 17 lbs, mandrill: 42 – 82 lbs, more encyclopedia of life

height: mandrill: 1.8 – 2.1 ft., japanese macaque: 1.9 ft., common marmoset: 7.4 in., golden lion tamarin: 10 in., olive baboon: 2.3 ft.

length: rhesus macaque: 1.7 ft., mandrill: 2.5 – 3.1 ft.,