Earthling used in a sentence

Earthling in a sentence as a noun

I don't know why, but it seems that when an idea is "ready", it just pops out of some earthling's head.

Unless there's been trade with aliens, they won't have any earthling money.

What are the main differences between martian & earthling patent laws?

As an earthling I've seen a lot of amazing nature everywhere on earth but a lot of it is left to wither.

But an estimate is being used in there somewhere, it would be interesting to show it, especially if it could be compared with earthling ores.