Guppies are beginner-friendly, low-maintenance fish that thrive in a 10-gallon tank, with a peaceful temperament and omnivorous diet. Males are smaller with vibrant colors, while females are larger ...

Bill Carwile knows what makes a good guppy. One of seven senior judges for the International Fancy Guppy Association (IFGA) and a best-of-show winner many times over, Carwile has been breeding guppies ...