Regarding significant injuries such as permanent disfigurement or loss of a limb, the Chihuahua was involved in 1 maiming. Involved in that attack was 1 child victim and 0 adult victims. Though it may be easy to presume this breed to be aggressive, bear in mind that at an annual basis, the average number of attacks is about 0 per year. Unfortunately, 1 death was attributed to the Chihuahua.