Why it's dangerous
The plant contains taxine alkaloids that cause life-threatening changes in heart rate and blood pressure, potentially leading to cardiac failure and death.
Toxic compound: Taxines
Good to know
All parts of the plant are poisonous, including the red berries. Horses are also highly susceptible.
Sources
This page is informational and is not veterinary advice. If your pet has been exposed to something risky, contact your vet or an animal poison control line right away.