Bird nesting in large outdoor metal sculptures can cause damage and maintenance challenges. To protect your artwork, consider these proven methods:

1. Install Physical Barriers: Use bird spikes, nets, or wire mesh to block access to nesting sites. These deterrents are humane and blend discreetly with the sculpture.

2. Apply Repellent Coatings: Specialized non-toxic gels or slippery coatings make surfaces unappealing for birds to perch or nest.

3. Use Visual Deterrents: Reflective tape, predator decoys (like owls), or moving objects can scare birds away without harming them.

4. Regular Maintenance: Clean debris and inspect sculptures frequently to remove early signs of nesting before it becomes a habit.

5. Ultrasonic Devices: Emit high-frequency sounds that deter birds but are inaudible to humans, ideal for public spaces.

Combining these strategies ensures long-term protection while preserving the sculpture’s aesthetic appeal. Always opt for humane solutions to maintain ecological balance.