You cant usually tell the difference between male and female piranhas.
There are no notable differences. So if you are looking to breed you will not have very much luck with just 1-2 piranhas.
You can begin to sex an Iguana at around 1.5-2 years old. Male Iguanas have very large swollen looking jowls. The area where their subtympanic sheilds are sticks out while females have very slender heads. Males also have larger femoral pores which are located on the inside of their back legs and during breeding season they protrude with waxy plugs. A lot of males also turn an orange-ish color during breeding season and can become very aggressive. Usually males are overall bigger than females.
There are several varieties of Quail. In all of them the males are much more colourful.
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.
You cannot tell weather a caterpillar is male or female.
Yes , the female is significantly larger than the male .
Male betta's are more colorful then female's