Parakeets enjoy chewing and can ingest some of the plastic. One of these perches can be a swing. Keep the swing and perches away from the food and water dishes. You want to keep the bird from eliminating in his food or water because this is not healthy. Provide your parakeet with plenty of parakeet safe toys.
Birds are intelligent animals and require mental stimulation.
Rotate his toys frequently to provide variety. Place a cuttlebone inside the cage. A cuttlebone is the skeleton of a cuttlefish. The cuttlebone provides calcium as well as keeping his beak worn down. A mineral block can also be used either with the cuttlebone or in place of the cuttlebone.