No. Only by the protruding vent. You can also tell by white dots near the head, especially at the gill, and pectoral fins.
No.
you can"t
Walking Sticks lay eggs, and once they start they lay many. At best, you will see their abdomen looks bigger.
The males usually have a darker color on their back and smaller fins than the female.
You can determine if a tabby cat is male or female by its color. Ginger tabby cats tend to be male while tortoiseshell tabby cats are female.
Female birds are always lighter in color and not with bright colors. Male birds have bright colors to attract the females.
By the way it's spelled parakeet not "parakett" anyway the way you can tell is by the breathing holes, if it is blue then he's a male if it is any other color then she is a female. That is all to know.
both snakes has spurs at the side of the vents. the males has longer ones. the females are much larger than the males.
Male guppies are colorful and females are not. They are usually white or clear in color.
A male is always bigger slighty robust and more vibrantly color than females
Feeder fish, How do you tell male from female of the?
You can tell if someone is male or female by their reproductive parts.
For some frogs you can tell by color but most of the time it is by the size of their back feet.
usually bu thier looks. Some can be told by thier eye color or skin color.