
Community identification
Christmas Beetle
Anoplognathus porosus
- Order & Family
- Coleoptera: Scarabaeidae
- Size
- 20mm to 30mm in length
Natural Habitat
Found in Australian woodlands, forests, and urban areas near eucalyptus trees.
Diet & Feeding
Adults feed on eucalyptus leaves; larvae (grubs) live underground and feed on grass roots and decaying organic matter.
Behavior Patterns
They are most active in late spring and early summer (around Christmas). They are nocturnal, strong fliers, and are frequently attracted to bright artificial lights.
Risks & Benefits
Adults can cause significant defoliation of eucalyptus trees if populations are high. Larvae may damage lawngrass. However, they are a vital part of the food chain, serving as a food source for birds and wasps.