A better understanding of how these amphibians grow new appendages may lead to better wound healing—or even new limbs—in humans. Axolotls are native to Mexico and critically endangered in their ...

Curious about the Mexican axolotl? The axolotl is more than just an unusual amphibian — it’s a living emblem of Mesoamerican myth, resilience, and the fragile beauty of Mexico’s aquatic heritage.

The quest to save the axolotl — the frilly faced, critically endangered amphibian whose quirky looks and otherworldly vibe have endeared it to fans globally — centers on a lake in Mexico City. Lake ...

Long-term pale stool might be a sign of conditions that affect the bile ducts, liver, or gallbladder. Newborns with neonatal jaundice may have clay-colored stool due to high bilirubin levels.

THE fact that a diet of mammalian thyroid will induce frog-tadpoles to metamorphose precociously into the adult form is now well established. It is of some interest to find that this diet produces a ...

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