Sahih Muslim Book 7, Hadith Number 2728.

Chapter : Which animal the Muhrim and the non-Muhrim are permitted to kill in the state of Ihram at the conclusion of it (within the precincts of the Ka’ba).

Ibn ‘Umar (Allah be pleased with them) reported Allah’s Messenger (may peace be upon him) as saying: Five are the beasts for killing which there is no sin for the Muhrim: crow, kite, 5corpiou, rat and voracious dog.