Nafi' narrates from Sayyiduna Abdullah bin Umar (may Allah be pleased with them both) that the Messenger of Allah (peace and blessings be upon him) was asked about the lizard (dabb), and he (peace and blessings be upon him) said: "I neither eat it nor declare it unlawful."
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الضحايا / 19409