Collecta cats: domestic cat A cat is a mammal from the cat family that is often kept as a pet. Cat is a collective noun. A collective noun means: I have a cat. Then it can be a female cat or a tomcat. A female cat is a female and a tomcat is a male. The little ones of a cat are called kittens. They come in all shapes, sizes and of course many colours. Specifications: Colour: brown, white Gender: junior, unisex Material: plastic Dimensions: 50 x 35 x 40 mm Age: from 3 years