Yes, Devil’s Backbone is toxic to dogs!
Dogs accidentally consuming the Devil’s Backbone plants can show the following clinical symptoms: Vomiting, Prolonged Depression, Incoordination, Hypersalivaton, Sleepiness Or Excitation, Dilated Pupils, Low Body Temperature, Low Blood Pressure, Coma, Seizure And Death (In Rare Cases).
Devil’s Backbone consumption is also toxic to Cats.
Toxic Principles Of Devil’s Backbone: Bufodienolides.
More Info About The Devil’s Backbone Plant
Scientific Name: Kalanchoe tubiflora
Family: Crassulaceae.
Also known as: Mother-In-Law-Plant, Kalanchoe, Chandelier Plant, Mother of Millions.
The answer is based on information found on The American Society for the Prevention of Cruelty to Animals (ASPCA) website.
