Complex sentence: Eaglenest Wildlife Sanctuary is in Arunachal Pradesh, India, it is the site from where a new species of bird was described in 2006 after being discovered by a professional astronomer, Ramana Athreya.
Split into simpler sentences: Eaglenest Wildlife Sanctuary is in Arunachal Pradesh, India. It is the site from where a new species of bird was described in 2006 after being discovered by a professional astronomer, Ramana Athreya.