Yes, Malanga is toxic to dogs!
Dogs accidentally consuming the Malanga 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).
Malanga consumption is also toxic to Cats.
Toxic Principles Of Malanga: Insoluble calcium oxalates.
More Info About The Malanga Plant
Scientific Name: Colocasia esculenta
Family: Araceae.
Also known as: Caladium, Elephant’s Ears.
The answer is based on information found on The American Society for the Prevention of Cruelty to Animals (ASPCA) website.