No. There are no civilizations established on the continent: no countries, states, cities or infrastructure.
People live there but actual people are not born in the Antarctica.
People working in Antarctica live an extreme cold weather life, supported by their governments, because every human there works in support of science.
Yes, people tour Antarctica on their vacations, and they live elsewhere. People who live and work temporarily in Antarctica are not on vacation.
There is no native human life there.
They live in the south of Antarctica.
Yes gay people live in Antarctica all over the world.
Life as a worker in Antarctica depends on communal structures, including dorms, shared tents, cafeterias and so forth.
There is nothing in Antarctica that would support the life of a butterfly.
No animals live in Antarctica: it's too cold to support life.
No animals live in Antarctica: it's too cold, there is no food chain to support life.
People who live temporarily in Antarctica are called workers or scientists. There is no native population on the continent.
There is no fishing -- either by people who live a subsistence life, or commercially -- in the oceans around Antarctica, south of 60 degrees South Latitude: all is forbidden by The Antarctic Treaty.