Which does Merck call likely one of the most common causes of feather plucking?

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  1. Poor nutrition
  2. Too many toys
  3. Regular baths

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References

  1. Skin and Feather Disorders of Pet Birds (Merck Veterinary Manual) www.merckvetmanual.com/bird-owners/disorders-and-diseases-of-birds/skin-and-feather-disorders-of-pet-birds Checked 2026-10-11.
  2. Skin and Feather Disorders of Pet Birds (Merck Veterinary Manual) www.merckvetmanual.com/bird-owners/disorders-and-diseases-of-birds/skin-and-feather-disorders-of-pet-birds Checked 2026-10-11.

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