What is the difference between an alien and a immigrant?

"Alien" In United States Immigration terms, an alien is someone with foreign sovereignty; someone from a foreign country. As long as that person is a citizen of another count (MORE)
In UFOs

What is the difference between aliens and marshans?

Martians are fictional alien beings from Mars. Aliens are fictional beings from another planet, which may be Mars or anywhere else but Earth. In other words, "aliens" is the m (MORE)

What is difference between adoption and guardian?

Being a guardian/foster parent, you get paid for everything. The child recieves many benefits. Such as Vacation Fund, Or Recreational Fund. Depending on the childs time in car (MORE)