Cloacal examination. Differences in the appearance of the urodaeum are sufficient to differentiate between the sexes in the species examined.
Yes, as in all birds, the penguin's sex is determined by it's chromosomes. But interestingly the bird system is different from the one in mammals (including humans). Humans are female when they have two X chromosomes (and male if they have both X and Y), whereas two Z chromosomes make a bird a male (and females have both a Z and W chromosome).
zoologists
Hamsters do not have visible external sex organs, so it is difficult to determine the sex of a hamster just by looking at them. The size of a hamster's rear end is not an accurate way to determine their sex. It is best to consult a veterinarian or an experienced breeder to determine the sex of a hamster.
Bird DNA testing
Zoologists.
Penguin ReproductionPenguins reproduce sexually.
Yes, as in all birds, the penguin's sex is determined by it's chromosomes. But interestingly the bird system is different from the one in mammals (including humans). Humans are female when they have two X chromosomes (and male if they have both X and Y), whereas two Z chromosomes make a bird a male (and females have both a Z and W chromosome).
Penguin sex
No the color of the duck does not determine the sex of the duck.
There are a couple of well known Filipino zoologists. Two of the zoologists are Dioscoro S. Rabor and Carmen Velasquez.
Samples of DNA can be taken from feces to determine the sex.
sex
the answer is sex chromosomes
they were tootoos with pink skinny jeansand a clown wig
Gametes carry genes that determine the sex of an offspring.
sex chromosome
The Sex chromosomes