Sexing Day-Old Chicks: How to Identify Pullets and Cockerels

Depending on the breed of your chicks, there are four ways to reliably separate the males from the females.

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TOP. Open vent. The interior border is rolled back and genitalia is exposed. Chick is a pullet (no bulb protrudes at lower brim). ABOVE: Whoops! Chick defecates as author spreads vent.
SIERRA