You see if he/she has a bump in her private area. Is bump he/she has a penis.
A male.
because the male will try and get on the female
if it is a female it will be sitting if it is a male it will be jumping
a male cockroach has an anal style while a female does not have it..
Worms are hermaphrodites. They are both male and female.
Snails are not male, nor female. They are hermaphrodites.
You cannot tell weather a caterpillar is male or female.
If the fish is male it will be bright and colourful, if it is female it will be quite dull
male is huge and grey female is colurful
When the female is ready the male will know.
ahsan
All Snails Have female and male parts all over there bodies, so they are female and male.