2008 AD, concrete sidewalk, Hollywood, USA

Smallest breed of dog, 15 cm/10 in high, developed in the USA from Mexican origins. It may weigh only 1 kg/2.2 lb. The domed head and wide-set ears are characteristic, and the skull is large compared to the body. It can be almost any colour, and occurs in both smooth (or even hairless) and long-coated varieties.