You can tell them apart by the gonopodium, a tube-like structure at the front of the anal fin. It is only present in the male of livebearers. Common livebearers include mollies, platys, swordtails, and guppies. the females have a fan like fin
If it has ever been anywhere near a male it will be pregnant (Gravid). It is very difficult to get a virgin livebearer. They can be gravid at 3 or 4 weeks old.
It is most unusual for any kind of female adult livebearer to be not pregnant. The ventral fin in a female livebearer is triangular in a male it is finger shaped.
If the fish has a triangular anal fin it is a female. If the anal fin is elongated and has a long point it is a "gonopodium" and the fish is a male. That is the ONLY WAY to sex a livebearer.
Feeder fish, How do you tell male from female of the?
You can tell if someone is male or female by their reproductive parts.
How do you tell a male pacific frog from a female
Both male and female emus have blue on their necks. It is impossible to tell the male and female apart by appearance alone.
You can tell a male angel fish from a female one by all the colorful stripes it has. [the male one]
Because the male has a mane and the female does not have a mane.
When they are fully feathered, the male will have feathers that curl on his tail and the female doesnt. This is how you tell if they are male or female without handling them
When they are fully feathered, the male will have feathers that curl on his tail and the female doesnt. This is how you tell if they are male or female without handling them
A snail is both female and male. They are hermaphrodites.