Blog
That’s Not a Tumor! It’s Testicles!!!
March 18,2025

As part of hamster health education, we must clarify this!
🐹 Those are testicles – also known as "fish roe" or "hamster balls"
Male Hamsters Have Noticeable Testicles
🚹 Once a male hamster matures, a very obvious trait appears:
👉 Two big, protruding, oversized testicles at the rear end!
No Need to Worry!
If you see something large and unusual down there,
it’s not a tumor – you just have an adorable little boy hamster! 💙
Article Classification
Recent Articles
- Why Your Cat Sleeps on You – The Cozy Truth & How to Keep Them Comfy All Year Round
- How to Clean Pet Water Bottles – Stop Mold, Bacteria & Smells!
- How to Pick the Perfect Pet Water Bottle? Get the Essentials Right and Keep Your Pet Happy, Hydrated, and Healthy.
- Can Hamsters Eat Apples? Yes – But Beware the Hidden Danger!
- Safety Upgrade! Choose the Right Pet Carrier and Travel Worry-Free