Yahya related to me from Malik from Nafi that Abdullah ibn Umardid not like people who were in ihram removing mites or ticks fromtheir camels.Malik said, "This is what I like most out ofwhat I have heard about the matter." (RU)
USC-MSA web (English) reference: Book 20, Hadith 96 (RU)
Arabic reference (RU): Book 20, Hadith 798 (RU)