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Yew shrubs are toxic to horses because they contain which compounds?

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  1. Taxines
  2. Caffeine
  3. Cyanide

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References

  1. Japanese Yew, ASPCA Toxic and Non-Toxic Plants www.aspca.org/pet-care/animal-poison-control/toxic-and-non-toxic-plants/japanese-yew Checked 2026-10-10.

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