Over the past 100 years there have been many methods developed for how to tell the sex of baby chicks; some methods proved haphazard.
7 Ways To Sex Baby Chicks: Are They Roosters Or Hens?? A very common question I get is whether a chick is a rooster or a hen and how to sex baby chickenss. Chicken sex: How do I tell whether my chick is a rooster or a hen?.
The sex of most breeds of chicken cannot be determined at hatching. This means that you can tell whether their chicks are male or female when they hatch - usually by the colour, e.g. Cream Legbar. By crossing certain breeds of chicken carrying specific genes, sex-linked chicks can.
A quick demonstration on how i vent sex and wing sex day old chicks.