Stories
Birds Use Our Rubbish for Nests: Can We Offer Better Alternatives?
- •A global study found litter in the nests of 176 bird species, including cigarette butts, plastic bags, and fishing nets, posing risks like choking and entanglement.
- •The Peckable Architecture project in Melbourne installed 100 bricks made from natural nesting materials like bark, casuarina needles, and moss to provide safer options for birds.
- •Human-made materials in Australian bird nests increased from 4% in 1832 to 30% in 2018, with plastics being the most common addition.
- •While some human-made materials like cigarette butts can deter parasites, they can also cause genetic damage to chicks.
- •To help birds, leave natural materials in your garden, avoid stringy items, and pick up rubbish like hair ties and fishing line.
Key Questions Answered
The Peckable Architecture project is an experimental initiative featuring 100 bricks made from natural nesting materials like bark, twigs, and moss combined with an organic gelatin binder. Installed at Federation Square and the Royal Botanic Gardens for the Melbourne Fringe exhibition, these bricks break down over time to provide safe nesting resources for local birds.
Human-made materials like string, plastic twine, and fishing wire can trap, choke, or entangle birds and nestlings. Additionally, while materials such as cigarette-butt fibres can repel parasites and improve hatching success, they have been linked to increased genetic damage in chicks.
Homeowners can help by allowing leaf litter, bark, grasses, twigs, and spider webs to accumulate in parts of their gardens. People can also supply natural items like dried grass, straw, short coconut fibre, and bark while avoiding long strings, hair ties, and dryer lint.
