Almonds are not considered acutely toxic to dogs, but their high fat content can lead to gastrointestinal upset such as vomiting and diarrhea, or more seriously, pancreatitis. The hard shells also pose a choking hazard and can cause intestinal obstruction or damage.
How It Affects dogs
High fat content leading to gastrointestinal distress or pancreatitis; physical obstruction/choking from shells.
Disclaimer: This information is for educational purposes only. Always consult your veterinarian before making changes to your pet's diet.