Possum Diet: What They Eat and How to Support Natural Feeding Behaviors

What Do Possums Typically Eat

Common possums, particularly the widespread brushtail and ringtail species, are highly adaptable omnivores. In natural and urban settings, their possum diet emphasizes native vegetation, including leaves, flowers, fruits, and seeds, along with invertebrates such as insects and snails. They also consume carrion and, in suburban areas, human-derived foods when available. This dietary flexibility supports their survival across varied habitats, though it can lead to conflict when they feed on gardens, orchards, or unsecured waste. Understanding what possums naturally prefer helps manage coexistence and reduces incentives for problematic foraging.

Native Foods in the Possum Diet

Preferred Native Plant Foods

In bushland and healthy urban ecosystems, possums select a varied menu from native species. Their choices shift with season and local availability, but consistent preferences emerge across regions. Focusing on naturally occurring foods supports wildlife health and reduces reliance on anthropogenic foods that can harm digestion and nutrition.

• Eucalyptus leaves and manna gums, selected for sugar and oil content.
• Acacia (wattle) leaves and pods, providing protein and fiber.
• Fruits of native trees such as lilly pilly and quandong when in season.
• Flowers and seed heads from shrubs like banksia and grevillea.
• Occasional invertebrates, especially during breeding for extra protein.

Seasonal and Local Variations

Possum diet varies throughout the year as resources change. In spring and summer, they favor soft shoots, flowers, and ripe fruits. Autumn and winter often bring a shift toward tougher leaves, seeds, and stored foods when fresh produce is scarce. Local habitat quality, canopy cover, and proximity to human activity heavily influence which foods are accessible. In fragmented landscapes, possums may rely more on gardens and street trees, which can increase risk of conflict but also provide supplementary nutrition when native foods are limited.

Foods to Avoid Feeding Possums

Not all human foods are safe or suitable for possums. Feeding processed items, dairy, high-salt or high-sugar foods, and certain cooked leftovers can disrupt their nutrient balance and cause illness. Foods that are toxic or strongly irritating should never be offered, as even small amounts can harm individuals or alter natural foraging patterns.

• Chocolate, caffeine, and coffee grounds.
• Onions, garlic, and chives.
• Citrus fruits in large quantities.
• Processed meats, salty snacks, and sugary foods.
• Avocado (can be toxic to some species).

Risks of Human-Dependent Foods

When possums regularly scavenge from bins, pet bowls, or intentionally fed scraps, they face nutrition imbalances, dental issues, and increased stress. Habituation to human foods can reduce their fear of people and vehicles, raising injury risk. Over time, local populations may show poorer body condition and reduced resilience to disease. Managing food sources around properties is an important part of responsible coexistence.

Practical Tips for Coexisting with Foraging Possums

Support natural feeding behaviors by maintaining native plants, securing waste, and avoiding direct feeding. If possums visit your garden, focus on habitat-level adjustments rather than offering food. Protect vulnerable crops with cover or motion-based deterrents, and ensure pet food is not left outdoors overnight. A landscape that offers seasonal native fruits, insects, and safe foliage helps possums meet their dietary needs without reliance on human handouts.

Ecological Role and Diet Impacts

By feeding on fruits, seeds, and invertebrates, possums act as seed dispersers and help regulate insect populations. Their adaptable diet allows them to occupy varied niches, but shifts toward human foods can alter local ecosystem dynamics. Encouraging natural vegetation and minimizing artificial feeding supports the long-term health of both possum populations and the broader urban or bushland community.

Quick Reference: Common Foods in the Possum Diet