I-Chihuahua ikhule ngokugcwele cishe ezinyangeni eziyisi-8. Ngemva kwalokho, hhayi izinguquko eziningi mayelana nokukhula kokuphakama, kodwa izilinganiso zenja zisengashintsha kancane. Isisindo esithe xaxa siyatholwa.
Ama-Chihuahuas anesimo sawo sokugcina ngokuphelele ahlanganisa ijazi elikhule ngokugcwele phakathi kweminyaka engu-2 no-3. Kodwa-ke, ungacabanga ukuthi ukuma nobukhulu bekhanda ngeke kushintshe kakhulu ngemva kwenyanga yesi-8 yokuphila.