What is in this image? Be very specific. Scientific, Engineering style! No emotions, no opinions, no metaphors. Just the facts, as detailed as possible.

The image depicts a friendly cartoon tortoise. It has a large, arched shell consisting of several rounded segments resembling polygons, specifically with pentagonal and hexagonal shapes that are neatly outlined. The shell shows gradation from the edges to the center, indicating its dimensionality. The tortoise''s head protrudes from the left side of the shell, featuring a smile and big, joyful eyes with pupils and eyelids. The tortoise has a tiny tail peeking out from the right back side of its shell.For the limbs, the tortoise has two visible legs extended outward from the shell, each equipped with small, distinct claws. The toes are slightly splayed, adding character. The overall stance of the tortoise is poised and grounded, giving it a cheerful appearance. The horizon line is drawn just below the middle of the tortoise, suggesting it is sitting on a flat surface. The style is clear and simplified, ideal for a coloring page, where the outlines are bold and the spaces are ample to accommodate color application. There are no textures or intricate details, making it easy to work with for various age groups.