Why a Chihuahua's log needs to be more precise than most
A Chihuahua's whole body weighs less than many dogs' weekly food allowance, so the arithmetic of her log works differently. A handful of treats that would be nothing to a Labrador can be a substantial share of her day, and a weight change you could not see with your eyes can still matter to her joints, energy and teeth. The log therefore has to be specific in a way a big dog's log need not be: exact meals, every extra, and weigh-ins measured the same way each time. Without that precision, her record is guesswork dressed up as notes.
The daily Chihuahua entry: meals, warmth and mouth
Record each meal as given, and whether she ate it fully, nibbled or walked away; Chihuahuas can be particular eaters, and a new pattern of leaving food is worth dating. Add any extras with the giver's name, since the second-breakfast problem is this breed's classic household trap. Note warmth too: a Chihuahua who shivers indoors, burrows hard under blankets, or suddenly seeks cold floors is showing you something about comfort and energy worth writing down. Finish with teeth and mouth, because small jaws crowd teeth and the log's record of chewing difficulty, dropped kibble or a reluctance to take a chew tells the vet where to look.
Weighing a dog who fits in a hand
Weigh a Chihuahua weekly on kitchen scales in a light bowl, or held by an owner on bathroom scales, and always use the same method, because switching methods between weeks can manufacture a phantom gain or loss. Record the number and a quick hands-on check: ribs felt easily under a thin covering, waist visible from above. A steady climb usually traces back to treats and table scraps rather than meals; a steady fall in a dog who still eats should be shared with the vet rather than quietly watched. Because her scale is so small, consistency in weighing is the whole ballgame.
Chihuahua changes worth raising with the vet
Contact your vet if a Chihuahua refuses food for more than a day, becomes unusually quiet or trembly without an obvious cold or stress trigger, or shows a weight change that keeps moving in the same direction for several weeks. Persistent coughing, rapid breathing, or difficulty chewing that lasts beyond one meal are also entries to raise rather than absorb. Small dogs hide discomfort well and compensate quietly, so the log's dated notes, with what changed and when, are what turns a hunch into a useful case history at the appointment.
One shared record for a dog fed by the whole house
Chihuahuas usually live surrounded by well-meaning feeders: parents, children, visitors with biscuits. That is why a single, shared record matters more for her than for most dogs. KinsLe Family Sharing gives her family the same profile and care details, so the meal you logged at breakfast is visible to the person home at lunch, and nobody feeds her twice out of simple kindness and ignorance.