caption: The image shows a page from a book with a variety of crabs on it. The page is filled with different types of crabs, each with its own unique features and characteristics. The crabs are arranged in a neat pattern, with some overlapping each other. The colors of the crabs range from light brown to dark brown, and some have a glossy sheen. The background of the page is a light blue, and the text on the page reads "Crab".