you cant
Females are larger.
Male perch typically have more vibrant colors and larger fins than females. During the spawning season, male perch develop brighter colors and display more aggressive behavior to attract females. Additionally, female perch are usually larger and rounder in the belly due to carrying eggs.
No. the female releases unfertilised eggs that are then fertilised by the male.
Feeder fish, How do you tell male from female of the?
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 if a dog is male or female by looking at their genitals. Male dogs have a penis and testicles, while female dogs have a vulva.
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.