Why bird songs are good for you

Birdsongs can calm the stress-inducing, ruminating parts of the human brain. They act as a "safety signal" that lowers anxiety, paranoia, and cortisol levels.

Evolutionarily, birdsong signals a safe, resource-rich environment. When birds stop singing, it often indicates danger, meaning their active song tells our nervous system to relax and stop scanning for threats.

Birdsong vs. Urban Noise
While birdsong promotes a "rest and digest" parasympathetic state, urban sounds (traffic) increase depressive states.

Positive Effects: High-diversity birdsong (different species) showed the best results for reducing depression.

Mental Well-being Lasts: Studies found that the positive mental impact of hearing or seeing birds can linger for up to eight hours.

Even recordings of birdsongs can provide these restorative benefits, making it an accessible tool for mental wellness, especially in urban environments.
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Reads:

Listening to birds sing really does soothe your brain. Here’s why.:
https://www.nationalgeographic.com/health/article/birds-sing-brain-mental-health

Birdsongs alleviate anxiety and paranoia in healthy participants:
https://www.nature.com/articles/s41598-022-20841-0

Benefits of Birdsong: 5 Ways Birdsong is Good For You:
https://www.nathab.com/blog/benefits-of-birdsong-5-ways-birdsong-is-good-for-you