![Amazon.com : Kaytee CritterTrail Two Level Habitat for Pet Dwarf Hamsters, Gerbils or Mice : Pet Cages : Pet Supplies Amazon.com : Kaytee CritterTrail Two Level Habitat for Pet Dwarf Hamsters, Gerbils or Mice : Pet Cages : Pet Supplies](https://m.media-amazon.com/images/I/91XOcmKNObS.jpg)
Amazon.com : Kaytee CritterTrail Two Level Habitat for Pet Dwarf Hamsters, Gerbils or Mice : Pet Cages : Pet Supplies
![Amazon.com : Kaytee CritterTrail Two Level Habitat for Pet Dwarf Hamsters, Gerbils or Mice, Blue : Pet Supplies Amazon.com : Kaytee CritterTrail Two Level Habitat for Pet Dwarf Hamsters, Gerbils or Mice, Blue : Pet Supplies](https://m.media-amazon.com/images/I/81QBZjtkcFL._AC_UF350,350_QL80_.jpg)
Amazon.com : Kaytee CritterTrail Two Level Habitat for Pet Dwarf Hamsters, Gerbils or Mice, Blue : Pet Supplies
![Amazon.com : Kaytee CritterTrail Two Level Habitat for Pet Dwarf Hamsters, Gerbils or Mice, Blue : Pet Supplies Amazon.com : Kaytee CritterTrail Two Level Habitat for Pet Dwarf Hamsters, Gerbils or Mice, Blue : Pet Supplies](https://m.media-amazon.com/images/I/817UKMY5pPL.jpg)
Amazon.com : Kaytee CritterTrail Two Level Habitat for Pet Dwarf Hamsters, Gerbils or Mice, Blue : Pet Supplies
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Amazon.com : Kaytee CritterTrail Begin & Connect Habitat for Pet Mice, Dwarf Hamsters, Hamsters, or Gerbils : Pet Cages : Pet Supplies
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Amazon.com : Kaytee CritterTrail Quick Clean Habitat for Pet Gerbils, Hamsters or Mice : Pet Supplies
![Amazon.com : Kaytee CritterTrail Two Level Habitat for Pet Dwarf Hamsters, Gerbils or Mice, Blue : Pet Supplies Amazon.com : Kaytee CritterTrail Two Level Habitat for Pet Dwarf Hamsters, Gerbils or Mice, Blue : Pet Supplies](https://m.media-amazon.com/images/I/91LjlGb39IL.jpg)
Amazon.com : Kaytee CritterTrail Two Level Habitat for Pet Dwarf Hamsters, Gerbils or Mice, Blue : Pet Supplies
Can we keep many dwarf hamsters together, like 30 or 40 male hamsters in a 1m5 x 1m2 x 1m (L x W x H), 3-floor cage? Have anyone ever been successful
![Amazon.com : Kaytee CritterTrail Two Level Habitat for Pet Dwarf Hamsters, Gerbils or Mice : Pet Cages : Pet Supplies Amazon.com : Kaytee CritterTrail Two Level Habitat for Pet Dwarf Hamsters, Gerbils or Mice : Pet Cages : Pet Supplies](https://m.media-amazon.com/images/I/61fH8kIWpnL._SY350_PKmb-play-button-overlay_.jpg)
Amazon.com : Kaytee CritterTrail Two Level Habitat for Pet Dwarf Hamsters, Gerbils or Mice : Pet Cages : Pet Supplies
![Amazon.com : Kaytee CritterTrail Two Level Habitat for Pet Dwarf Hamsters, Gerbils or Mice : Pet Cages : Pet Supplies Amazon.com : Kaytee CritterTrail Two Level Habitat for Pet Dwarf Hamsters, Gerbils or Mice : Pet Cages : Pet Supplies](https://m.media-amazon.com/images/I/91UJtmqf4rL.jpg)
Amazon.com : Kaytee CritterTrail Two Level Habitat for Pet Dwarf Hamsters, Gerbils or Mice : Pet Cages : Pet Supplies
![Amazon.com : Kaytee CritterTrail Two Level Habitat for Pet Dwarf Hamsters, Gerbils or Mice, Blue : Pet Supplies Amazon.com : Kaytee CritterTrail Two Level Habitat for Pet Dwarf Hamsters, Gerbils or Mice, Blue : Pet Supplies](https://m.media-amazon.com/images/S/aplus-media/vc/7a939890-2e62-4668-a91e-3f5deff9e470._SR970,300_.jpg)