Chihuahua

Origin: Mexico

Why This Breed Matters

The Chihuahua is the smallest dog breed in the world and possibly the most misunderstood. Named for the Mexican state where they were refined, these dogs have been companions for centuries. They're not trembling because they're scared — they have high metabolisms and poor temperature regulation. That attitude? Pure Napoleon complex combined with genuine breed temperament. They're feisty because they're supposed to be.

Ownership Reality

Chihuahuas are the poster child for 'small dog syndrome' because most owners don't train them. They bite more people per capita than Pit Bulls — because owners let them get away with it. Properly socialized and trained, they're loyal, entertaining, and bond incredibly hard to their person. They're prone to hypoglycemia (especially puppies), don't tolerate cold, and can be difficult with strangers and other dogs. The long-lived breed means you're committing to 15+ years.

Buy If

You want a small, loyal companion. You'll train them like a real dog. You want a long-lived breed. You're okay with a one-person dog.

Skip If

You have young children. You think small dogs don't need training. You want a dog that likes everyone. You live somewhere cold without indoor heating.

Temperament

  • Loyal to owner
  • Alert and territorial
  • Big personality, small body
  • Can be nervous or aggressive if not socialized
  • One-person dog tendency

Common Health Issues

  • Patellar luxation
  • Heart disease (patent ductus arteriosus)
  • Hypoglycemia
  • Hydrocephalus
  • Tracheal collapse
  • Dental disease