What's the difference between a protective and a jealous guy?

Anonymous
the question says it all.

so when is it that a guy shows high sighs of protectivity possession to you ? is it because he`s born as macho and he can`t help it?

what when he`s jealous ? is it because he has interest in you?
Updates
+1 y
thanks all for the answers;)
What's the difference between a protective and a jealous guy?
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