Tasmanian Devil Diet: Scavengers of the Australian Island

The Tasmanian devil (Sarcophilus harrisii), the world's largest carnivorous marsupial, is endemic to the island state of Tasmania. These opportunistic scavengers possess one of the strongest bite forces relative to body size of any mammal, enabling them to consume virtually every part of a carcass—bones, fur, and all.

Primary Food Sources

• Carrion (primary): Roadkill, livestock carcasses, and natural mortality—wallabies, wombats, possums, sheep, cattle. Devils can detect carrion from kilometers away.
• Live Prey: Small mammals (rodents, bandicoots), birds, reptiles, amphibians, and invertebrates. They hunt opportunistically but prefer scavenging.
• Supplementary: Insects, larvae, fruit, and vegetable matter—especially during lean periods.

Feeding Behavior

Devils are nocturnal and solitary but congregate at large carcasses, where communal feeding involves loud, ritualized displays (growling, screeching, jaw-gaping) to establish dominance without serious injury. A single devil can consume up to 15–20% of its body weight in one night—up to 1–1.5 kg for a large male—effectively reducing a carcass to bone fragments.

Ecological Role

As apex scavengers, devils provide critical ecosystem services: rapid carcass removal reduces disease vectors (blowflies, bacteria) and limits invasive predator (feral cat, fox) food sources. Their decline due to Devil Facial Tumour Disease (DFTD) has cascading ecological consequences.