National Bird Day 2025 highlights how bird population changes reveal environmental stress and ecosystem health worldwide.

This weekend is the annual Big Birding Day, an event that attracts hundreds of participants, both local and international, competing to spot the biggest number of different species within 24 hours.

Tirth Vaishnav does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...