Wildlife feeding has numerous conseqences that are not beneficial to teh environment. These include:

• Unnatural increases animal numbers
• Increases  in aggression between animals as they compete for food
• Attraction of predators to the feeding sites
• Nutritionally imbalance of the animals diet 
• Increased risk of disease

There are means to attract fauna without feeding them, by planting specific species in your garden.

Bird Feeding in the Dandenong Ranges issues Parks Victoria has produced guidance on this issue see the - Wildlife feeding note

Campaigns to stop bird feeding

Bird feeding in and around the Dandenong Ranges National Park has been a contentious issue for many years. Many of you will have seen the large tourist buses that deliver visitors to Grant's picnic ground to feed to birds, the lorikeets and the cockatoos. And you may also be aware of the destruction that the cockatoos in the numbers that now exist seem to be able to inflict on vegetation and the odd house!