Ключевые слова: alone, animal, ape, background, bars, black, block, brown, cage, captive, captivity, catch, close, closeup, confinement, desperate, detention, environment, environmental, escape, exhibit, fence, finger, free, freedom, furry, hair, hairy, hand, imprisoned, incarcerated, iron, jail, liberation, liberty, locked, lockup, mammals, monkey, primate, prison, prisoner, protected, punishment, solitude, sorrow, trap, wildlife, wire fence, zoo,