Technically, yes guppies and mollies cancross as they are both Poecilia. However, the offspring donot make a new species because they are almost alwayssterile..
Simply so, can you cross breed mollies and guppies?
Mollies and guppies can definitely crossbut the resulting fry are often weak and die shortly after birth.Technically any fish from the poecilia family "could"cross breed. It is possible for mollies and guppiesto crossbreed, but if you have a male mollyit's unlikely the female will reproduce with theguppy.
Secondly, what fish can guppies breed with? If you choose to keep both males and females, keep themat a ratio of 2:1. They can also be kept with other peacefulcommunity fish such as Mollies, Platies, Gouramis, Corydorasand peaceful tetras. Almost all livebearers such as ender'slivebearers and swordtails can make ideal tank mates forthem too.
Considering this, can a Molly get a guppy pregnant?
This means a female molly will go on producingbabies for a fair while even though there is no male present. Sowhen you have a female molly that is alreadypregnant and she is put in with a male guppy itcan appear that he is the one responsible for thepregnancy, but this is not so.
Can Platies breed with guppies?
So no, platies and guppies cannotcrosbreed. It is a scientific impossibility as they are not closelyenough related. Livebearers are prolific fish and not too bright,so the males will attempt to breed with any femalefish that looks about right. Male guppies will mate with anyother livebearer.
Related Question Answers
How do you know if a molly fish is pregnant?
View your molly fish throughout thepregnancy. You will be able to detect the eyes of the fry inthe molly fish's belly as it stretches, and the spot nearthe anal vent will get larger and darker.Can different mollies breed?
While there are several varieties of molly fish,they are extremely easy to breed because all colors are thesame species, and all males and females breed with oneanother.How often do guppies have babies?
Number of Offspring. Once a female guppy is 2 or3 months old, she tends to start giving birth. A femaleguppy under optimal conditions can give birth every 30 days-- and each batch of fry can range from 20 to 50 babyguppies.Will mollies eat guppy fry?
Guppy and Molly Fry Care Guppies as well mollies give birth tolive fry every 30 days. Unfortunately both specieseat their fry, so it is pretty difficult to protectthe guppy and molly babies in their parent'saquarium. The plants will provide enough cover for thefry to hide from the parents and do not geteaten.Can swordtails and mollies breed?
Mollies en Swordtails cannot breedwith each other. Then again, others said Swordtails canbreed with Black Mollies. Half Breed in theliving of a Black Molly - Swordtailcross-breed or mix on video. Black Molly -Swordtail fry!How many babies do mollies have?
Usually between 15-20. And it depends on the size of thefemale. I have a gold molly that is a good size andshe has around 40 babies.Can zebra Danios breed with guppies?
Ideal tank mates include: Tetras, Danios, Barbs,Gouramis, Angelfish, Discus, Guppies, Mollies, Platies,Swordtails, Rasboras, Loaches, Plecos and Catfish.Can different guppy species mate?
Certain species of fish will freelyinterbreed, such as platies and swordtails, but as the genetics andhabits of different species get further apart it becomesimpossible. guppies can breed with most otherlivebearers but will not breed with egglayer's yes.And yes they will breed with any other type ofguppy.How do mollies mate?
The females of the fish that fall into this classkeep their fertilized eggs inside their bodies until they hatch, atwhich time they are released as fry. When black molliesmate, the male will transfer milt, the fluid that contains hissperm, into the female's body using is gonopodium.How many guppies can you have in a 10 gallon tank?
For an experienced fish keeper, I would say you couldkeep anywhere from 15-20 guppies in 10 gallons ofwater. But because your a beginner, I would advise starting small.Test yourself to keep just two guppies alive for 4 monthsand go from there.Can mollies eat guppies?
Guppies and mollies can interbreed, so itis possible that you are witnessing mating battles. Molliesare much bigger than guppies, so when the mollyattacks the guppy he is able to kill the rival guppyand go on with his day.How often do mollies breed?
Mollies will be pregnant for roughly 60 days.Female Molly can store sperm from a male Molly formonths at a time and can impregnate themselves every 30 days usingthe stored sperm.Will mollies eat fry?
Even though the female Molly is pregnant andgoing to give birth to numerous babies, other fish and eventhe parents will feed on them as soon as given the chance.YES it's a gruesome thought but that's Mother Nature. So by doingnothing in your tank, the female will birth her babyfry and they will be eaten.How long does it take for guppy fry to grow?
about three months
Can mollies live with bettas?
Bettas do well with bottom feeders like CoryCats, Loaches, and Plecos. Bottom feeders will leave theBettas beautiful fins alone, and do well together.Live bearing fish, like Platies, Mollies, Guppies andSwordtails all make great tank mates for Bettas. Also,Danios, because they are so peaceful, do well withBettas.Do Mollies lay eggs?
No, molly fish do not lay anyeggs, they give birth to complete fish that are ready toswim and feed in a matter of hours. When the eggs hatch, thefemale drops the fry directly into the aquarium. Femalemollies can store up to 100 eggs in their bodies, andeven more in the case of larger molly fishbreeds.Can Molly fish and goldfish live together?
Unfortunately, goldfish and molly fishshould not be kept together and it's best if you pick other,compatible mates that are more similar in water requirements andbehavior. Community tanks can be difficult to set up, butthis shouldn't keep you from finding compatible mates and enjoyinga mixed-species tank.What is the rarest Guppy?
This rare blue glass has tremendous potentialwith exceptionally good finnage and form. Another uncommonlyrare guppy type, the dwarf blue panda has recently becomemore readily available, but is still difficult to find.Guppies from the snakeskin class produce some of the mostrare offspring.What is the lifespan of a guppy?
Depending on the tank, water quality, food, stresslevels, and other deciding factors, a guppy can liveanywhere up to 5 years. Now, that is of course the absolute maximumlifespan of a guppy. Most guppies lifespan isanywhere from 1 to 3 years, with 2 years being the average and 3years being very impressive. 
