Do loons live singly or in groups?

Polar bears: 1. do they live in groups or alone? 2. is there a leader of the bear groups?(assuming that they have groups)

i am doin hw, and i need to know 2 of d largest 'groups' of people. only 2 thoug. and they need to b the 2 main ones, plz. Thank you.

I own &/or co-mod several yahoo groups & on a couple groups we would like to have a map available so each person could mark off (or put in a *push pin*) the state they live in. Thanks.

How do coelentrates live do they live together or in groups and how do they interact with one another

I dont want what four Plants could live i need what four plant groups live in a very dry enviroment that recives a lot of sunlight, where water is found deep below the soil. Sorry for all miss spelled words, im kinda rushing this! Thanks guys :D

Humans living across the globe have divided themselves by race, color, religion, caste, wealth, geography, language, etc and yet they don't live in peace. We live in a world filled with hatred, intolerance, communal violence, racist abuse, intimidation...

I have quite a few pets, including 2 parakeets, who I devote many hours to every week. They are the little noise-makers of the house and they sing so beautifully and cheerfully, I'd get more than 2 but of course they ONLY sing and act comfortable in...

i want to get a couple of scoropions for my 10 gallon tank and i want to know if they can live in groups... i dont know what scorpion(s) to get so i need a little of help.... im looking for a scorpion that does not cost more than 30$$