Axolotls do not vocalize, wag tails, or make facial expressions. Every signal they produce is physical: a change in gill posture, skin color, movement...
A successful axolotl breeding attempt begins weeks before the male and female ever share a tank. The breeding setup is the preparatory phase: selecting...
No. Axolotls should not be housed with fish. The combination fails in both directions: fish nip axolotl gills, and axolotls eat fish. Every common...
Axolotls cannot live out of water. They are obligate aquatic amphibians that depend on water for gill-based gas exchange, skin hydration, and thermoregulation. An...
Axolotls eat each other. This is not a defect or a sign of poor temperament. It is normal predatory behavior from an animal that...
Water changes are the single most effective tool for keeping axolotl tank water within safe parameters. No filter removes nitrate on its own. No...
Line breeding -- repeatedly pairing related axolotls to fix a desired trait like color morph or pattern -- is one of the fastest ways...
An axolotl that sits motionless at the bottom of its tank for hours is not necessarily sick. Axolotls are nocturnal ambush predators that conserve...
Forward-curled gills are one of the most common visual stress indicators in captive axolotls. When an axolotl's external gill stalks angle toward the snout...
An axolotl that floats at the surface is not always in danger, but it always deserves attention. Floating can be completely benign (a swallowed...