It is narrated from Ibn Umar (may Allah be pleased with them both) that the Messenger of Allah (peace and blessings of Allah be upon him) was asked about the lizard, so he (peace be upon him) said: "I neither eat it nor do I declare it unlawful."
Hadith Referenceمسند الإمام الشافعي / كتاب الأطعمة والصيد والذبائح / 1510