No all people do travel in groups. For those that do they do so for company and perhaps economic or safety reasons.
Travel clubs are fun groups of people who travel the world together.
People traveled in groups when on pilgrimages for companionship and protection.
yes. they do travel in groups.
groups of people tending to travel and change settlements frequently
well not exactly Paleolithic people were nomads. They travel from place, to place. They usually travel in groups of 30 because it makes it safer and made the search for food A LOT easier.
yes they travel in groups not alone, but sometimes they travel alone. :)
they travel in groups
This depends on the mission they are put into. Generally they do fly in groups when needed. If it is a solo mission they do not travel in groups.
Cheetahs sometimes travel in groups when one of them finds prey but when they don't find anything then they don't travel.
Immigrants travel from their respective countries to another country. Immigrants tend to travel in groups, or settle in areas with many people of their same ethnicity.
pefowls travel in groups! DUR
Not always but in deeper waters, they do travel in loosely formed groups.