Health & Behavior
Why is my hamster losing weight? Causes & when to see a vet
Unexplained weight loss in a hamster is a reason to contact a hamster-experienced vet. Dental problems…
Every hamster guide, in one place
Research-based gear reviews and step-by-step care guides for a happy, healthy hamster.
# Latest articles
Health & Behavior
Hamster constipation: signs, causes and when to see a vet
Constipation in hamsters can show up as hard, dry droppings, straining, abdominal discomfort or noticeably reduced…
Health & Behavior
Hamster Closed Eye: Why It Happens and When to Worry
A hamster keeping one eye closed while awake can have crusted discharge, conjunctivitis, irritation, an eye…
Health & Behavior
Hamster eye infection: signs, causes and when to see a vet
A hamster with a weepy, crusted, swollen, red, or closed eye should be checked by a…
Health & Behavior
Why is my hamster losing hair? Causes and warning signs
Hair loss in a hamster can come from mites, fungal infection, rubbing, nutritional problems, age-related changes…
Health & Behavior
Hamster lump: abscess, tumor or cheek pouch problem?
A new lump on a hamster should be checked by a hamster-experienced vet promptly. Abscesses and…
Health & Behavior
Hamster enrichment: what actually improves welfare
Good hamster enrichment is less about buying toys and more about giving a hamster ways to…
Health & Behavior
Hamster diarrhea: when it could be wet tail
Diarrhea in a hamster deserves prompt attention. A sudden diet change or too much fresh food…
Health & Behavior
Do hamsters recognize their owners? What research shows
Hamsters can become familiar with their owner’s smell, presence and handling routine, and they may behave…
Health & Behavior
Do hamsters like being held? How to tell
Some hamsters learn to enjoy being handled, some tolerate it comfortably, and others would rather interact…
Health & Behavior
Do hamsters need a friend? Why living alone is usually safer
No, a pet hamster does not need another hamster for companionship. Syrian and Chinese hamsters should…
Diet & Food
How to read a hamster food label properly
A good hamster food label should tell you more than whether the first ingredient sounds healthy.…
Health & Behavior
Do hamsters get lonely? Should they live alone?
You do not need to give a hamster a cagemate to prevent loneliness. Syrian and Chinese…
Diet & Food
What do dwarf hamsters eat? Diet, fruit & diabetes
Dwarf hamsters need a nutritionally complete hamster food as the foundation of their diet, plus fresh…
Health & Behavior
Can two hamsters live together? What the evidence says
For most pet owners, the safest choice is one hamster per enclosure. Syrian and Chinese hamsters…