Animals Invertebrate

Invertebrates .... A book with an interactive 3D scene:
In the animal kingdom, many of them do not have bones, and are called invertebrates, but there is a group within these, which are rare, curious, and not so well known, and in this interactive digital book, we show many of them in depth , and some of them in 360 rotation right at the tip of your finger to rotate it in all directions, and to know them better.