Campuses across India are preparing for the Campus Bird Count in February, with students, teachers and bird enthusiasts documenting species in courtyards, gardens and campus green spaces as part of a nationwide citizen science initiative (Photos by/Krishna Murthy, Dipayan akraborty, Bhaarat Vyas, Garima Bhatia, Subhadra Devi, Malyasri Bhattacharya)

A suicide blast claimed by the Islamic State group (IS) at a Shiite mosque in Islamabad killed at least 31 people on Friday, with 169 more wounded in the deadliest attack in Pakistan`s capital since the 2008 Marriott hotel bombing. Pics/AFP