Conserve Sparrow, serve mankind | गौरैया का संरक्षण करें

There are 24 known varieties of sparrows in the world. Over the years, their population has reduced drastically. This, even as evidence emerges that in its 10,000 years of documented existence, the House sparrow (Passer domesticus)—the most commonly found variety in India—has evolved in surprising ways to match human evolutionary patterns. Not only does it live close to human settlements, its genes have also evolved to enable its body to eat and digest human-cultivated food. Recent studies have revealed that the evolutionary process of natural selection may have favored genetic changes that altered their skull shape and allowed them to digest starch like other domesticated animals such as dogs.

दुनिया में गौरैया की 24 ज्ञात किस्में हैं। वर्षों से, उनकी आबादी में भारी कमी आई है। यह, यहां तक ​​​​कि साक्ष्य उभरने के बाद भी कि अपने 10,000 वर्षों के दस्तावेजी…