Foxglove

Russian Tortoise

Agrionemys horsfieldii

Contains cardiac glycosides (digitalis glycosides) that cause heart arrhythmias, vomiting, and can be fatal in small doses. All parts of the plant are toxic.

Hermann's Tortoise

Testudo hermanni

Cardiac glycosides — potentially fatal in small doses. All plant parts dangerous.

Greek Tortoise

Testudo graeca

Cardiac glycosides — can be fatal in small doses.

Sulcata Tortoise

Centrochelys sulcata

Cardiac glycosides — can be fatal in small doses.

Leopard Tortoise

Stigmochelys pardalis

Cardiac glycosides — can be fatal.

Red-footed Tortoise

Chelonoidis carbonarius

Cardiac glycosides — can be fatal.

Eastern Box Turtle

Terrapene carolina

Cardiac glycosides — can be fatal.