GECKO
gek'-o (the Revised Version (British and American) for 'anaqah, only in Leviticus 11:30; Septuagint mugale, "shrew mouse" or "field mouse"; the King James Version ferret):
Probably a shrew or a field mouse.
See FERRET; LIZARD; SPIDER.
Bibliography Information Orr, James, M.A., D.D. General Editor. "Entry for 'GECKO'". "International Standard Bible Encyclopedia". 1915.