closeup on a large aquatic larvae of the barred tiger salamander, ambystoma mavortium showing it's adult coloration

amphibia ambystoma mavortium ambystomatidae amphibian arizona tiger salamander barred blotched chordata caudata ecology heterotriton lifestage nature north american us usa urodela animal biology captive breeding closeup green herpetology larvae macro mole newt outdoors predator reproduction single tailed vertebrate wild wildlife zoology detailed large aquatic already showing adult coloration