Shift your free hand to the top of your belly and slide it down the side to feel for the baby's back. If that side is smooth and has even resistance to pressure, that's the back. If you can press in further, it's uneven and you feel a lot of movement, that's the front of the baby.
Dark Skin â If you have dark skin (African American or black people) it is not uncommon to have tan or dark lines running down your fingernails or toenails. Thought the possibility for cancer should not be ignored. Fungus â A fungal nail infection can cause discoloration of fingernails and toenails. Toenail fungus can cause the nail to appear dark even black. Often though there will be other shades of yellow and green associated with fungus.
There are several ways your toenail could turn black, including: 1  Injury or trauma to the nail or affected toe. 2  Fungal infection. 3  Repeated trauma from running or athletic activities.  Ill-fitting or tight 1  shoes. Malignant melanoma (an extremely rare condition)