The spotted Ambystoma maculatum, meanwhile, is commendable for its cuteness. Apparently, the creatures make a once-a-spring trip to migrate and mate, leaving their underground burrows to travel a ...

We fate-map this mesoderm in the axolotl (Ambystoma mexicanum), which retains external gills, and demonstrate its contribution to posterior gill-levator muscles and the cucullaris. Accordingly, LPM ...