Identify the Species: Before taking any action birds such as certain birds are protected under the Migratory Bird Treaty Act and other local laws

Consider Professional Help: If the birds are protected or if you're unsure about the best course of action, it's advisable to contact a professional wildlife removal service. They have the expertise and tools to safely and humanely remove birds.

Install Preventative Measures: After removal, install chimney caps or vent screens to prevent future nesting. Ensure these are made of durable materials and are properly fitted

By following these steps, you can ensure a safe and humane approach to dealing with birds in chimneys or dryer vents while complying with local laws and regulations.