Most likely your leopard gecko doesn't have access to a moist hide, and the skin on the ends of his toes did not come off when he shed last. read more
Geckos shed and eat the skin for nutrients, and can normally do a good job of getting the skin off themselves, but toes are tricky and without a helping hand of a soak, the skin can cut off the circulation to the toes and the tips will eventually drop off, resulting in them not being able to cling as well. read more
Most likely your leopard gecko doesn’t have access to a moist hide, and the skin on the ends of his toes did not come off when he shed last. As a result, it has dried and contricted, cutting off blood flow to the toes (which are dead, and will be be lost). read more
So my leopard gecko just shed her skin and her toes are turning black. I read that it's the left over skin on her toes cutting off the circulation. Everything online said you can see the skin but I can't. read more