What is
dangerous.

Theobromine & caffeine — cardiac, neurological signs, seizures.

Can cause acute kidney failure even in small amounts.

In gum/sweets — sudden hypoglycaemia & liver damage in dogs.

Destroy red blood cells — anaemia (especially in cats).

Raw dough produces alcohol & expands in the stomach.

Like chocolate — agitation, tachycardia, tremors.

Weakness, tremors, hyperthermia in dogs.

Persin — stomach irritation, sometimes lung oedema; especially dangerous for birds. The stone is an obstruction risk. Avoid it completely.

Splinter into sharp pieces — injury/obstruction of the gut.

Extremely toxic to cats — kidney failure even from pollen. This also applies to the garden daylily (Hemerocallis). Prompt treatment (within a few hours) can prevent the failure.

Cardiac arrhythmias, vomiting, weakness.

The tuber is most toxic — severe vomiting.

Oxalates — mouth irritation, drooling.

GI upset, drooling.

Very common shrub in gardens and roadsides. Cardiac glycosides — vomiting, arrhythmias, weakness. Emergency.

The seeds cause liver failure and neurological signs in dogs. Emergency.

Sweet-tasting, extremely lethal — kidney failure. Emergency.

Very toxic, especially to cats — never give human painkillers.

Stomach ulcers & kidney damage.

Anticoagulants — internal bleeding, often with delayed signs.

Neurotoxic — seizures, drooling.

Never use a dog product on a cat — tremors, seizures, shock. Emergency.