Dog: Chihuahua

Origins: Probably first bred in South America, and named after a state in Mexico. May have been sacred to some ancient South America tribes.

Size: The smallest breed of dog in the world. Chihuahua should be at most 20cm tall at the shoulder.

Physical Appearance: Tiny and dainty. Rounded head, often described as “apple-doomed” in shape. Ears are pointed, and large in proportion to the dog’s overall size. The eyes are also large and round. May be long- or short-coated.

Characteristics: Intelligent, spirited, possessive, good little watchdog.

Colors: Any color, or combination of colors.

Special Facts: These tiny dogs often think they are bigger than they really are, and they’re capable of being ferocious in trying to defend themselves and their human families.