Wombaroo Kangaroo Pellets 5kg. Wombaroo Kangaroo Pellets are a specialised supplement for kangaroos, wallabies, wombats and other native herbivores. Key Features: High in fibre for good gut health. Low in starch to reduce digestive problems associated with cereal grains. High in antioxidants to combat oxidative stress. Low in oxalates to assist urinary tract health.