again, you're ascribing human level of consciousness to much simpler creatures driven primarily by instinct.

and you are aware that even humans, with our much longer lifespan and much higher cognition, can endure living in captivity for years just fine, right? hell, even outside of captivity, a double digit percentage of us doesn't have a single room of living space, and the only outside most of us see is covered with asphalt and concrete.