is this fish sick or pregnant?

[magafish18]

hi is this fish sick or pregnant? sorry its so blurry :huh:

 

[magafish18]

im worried about having swordtail in my take they are always pregnant.

 

[tmtpowers]

Looks like she is quite pregnant as well. They will stay pregnant a bit however if you allow mother nature to take her course and leave all babies in your main tank, most of the babies will be ate and only the strong fry will survive.