Sago palms (Cycas and Macrozamia spp.) can be found as outdoor ornamental plants in warm climates or as houseplants in cooler climes. Ingestion of sago palm plants can cause liver failure and death in dogs and cats. All parts of the plant are toxic, with the seeds having the highest concentration of toxin. One seed can kill a dog. Vomiting usually begins
within 24 hours, and animals become depressed and may start to seizure. This plant is one of the most toxic, with a mortality rate of around 30 percent.
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