"This is what an embryonic leopard cub looks like in the womb. It's not a photograph, but a combination of three-dimensional ultrasound scans, tiny cameras and computer graphics used to create realistic representations of animal fetuses for a National Geographic documentary."


http://www.viralnova.com/here-are-12-unborn-animals-in-the-womb-theyre-absolutely-beautiful-especially-the-dolphin/