Guppies, Mollies, and Swordtails are all members of the same family and are the most popular freshwater aquarium fishes of all time. They are often referred to as Livebearers as they birth to live fry (no eggs). Their varied coloration makes them a favorite to all hobbyists. They are excellent community fish and typically all get along. Male swordtails can be more aggressive so be sure to watch for any bullying behavior. Guppies should be rationed to 1 male to 3 females.
A staple for any aquarium
Guppies are one of the most popular fish in the aquarium hobby because of their brilliant colors, lively personalities, and ease of breeding. Guppies are one of the easiest freshwater fish to take care of. They are very hardy and can tolerate a wide range of water parameters. You'll just need to keep your fish tank clean, maintain the ideal water parameters and feed high-quality food to keep guppies successfully in your aquarium
LIVEBEARERING COMMUNITY FISH
Three of the most popular aquarium fish, the Swordtails, Mollies, and Platies, share similar needs and behaviors in the aquarium. These fish are relatively small, hardy, and peaceful, and are available in a huge variety of colour forms, making them an ideal aquarium fish. All livebearers share a common trait: they reproduce by producing well-developed live young. The fact that they bear live young isn't the only reason aquarium enthusiasts finds them so desirable. They are also prized for their hardiness, their ability to adapt to a variety of habitats, and their attractive coloration