Cats are domesticated small carnivorous mammals that have been companions to humans for thousands of years. House cats are descendants of wildcats, and they share many physical and behavioral traits with their wild counterparts. They have a flexible and agile body, sharp retractable claws, and keen senses of sight, smell, and hearing.nnSpecifications:nnThis photograph shows three sternum sets, however this listing is for a single sternum.nThe photo shown is an example of what your specimen will approximately look like. Each sternum is unique and will vary in size, shape, color, etc.