spontaneous sex reversal

  1. Spontaneous Sex Reversal in Chickens

    Spontaneous Sex Reversal in Chickens

    What is Spontaneous Sex Reversal? Spontaneous Sex reversal is an uncommon phenomenon where a female chicken develops male characteristics. Why does it Happen? Female chickens have two ovaries. The one on the left side is the only one that develops in healthy birds. The one on the right doesn’t...
    • Shelby R.
    • Article
    • 2 min read
    • hen to rooster hen turned into a rooster spontaneous sex reversal
    • Comments: 1
    • Category: Learning Center
  2. GodLovesU

    Is this spontaneous sex reversal?

    I’ve had this barred rock hen for ten years and she recently grew hackle and tail feathers that resemble a rooster’s. I don’t think she lays eggs anymore. I used to have a rooster (seen in the first picture), but he died. I received a bantam rooster about 4 months later, but he only mates with a...
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