QuestionHow can you tell if a guppy fish is pregnant?
AnswerHi Sariah;
Here is a link with a photo on what to look for in your females;
http://aquariumhobbyist.com/guppies/pregnancy.html
Followups welcome
At Your Service;
Chris Robbins
Come on over and join us on the freshwater fish forum at About.com to get even more information too;
http://freshaquarium.about.com/od/questionsanswers/a/naavigateforum.htm
My member name is ChrisR62. See You There!