Hexagonal dinosaur fish is an amphibian. The tiger-spotted blunt-mouthed salamander, also known as the American salamander and the hexagonal dinosaur, is only distributed in a lake in Mexico and belongs to amphibians. Upalupa is a popular amphibian because of its strange voice. Hexagonal dinosaur is a famous mature amphibian species, which lays eggs in the form of larvae from birth to maturity.

Morphological characteristics of hexagonal dinosaur fish

Hexagonal dinosaur fish is a well-known mature amphibian species, with a body length of about 25 to 30 cm, a wide head, small eyes, a large tongue, small limbs and feet, but a long tail. The dorsal fin extends from the back of the head to the tail end, and the ventral fin extends from the middle of the hind legs to the tail end. Its body color is dark brown with black spots, and albinos, white mutants and mutants of other colors are common.

Hexagonal dinosaur fish is a small salamander with dinosaur appearance, the scientific name is Mexican salamander, which is distributed in the south of Mexico City. This dinosaur can grow to more than 30 centimeters long, with a wide and flat forehead and small and round eyes. It is very clever. The pinnate gills protruding from the back of the head are transversely toothed, and there are six teeth on the gills, which stand up from the side to the top of the head like horns.

Six-horned arowana, an amphioxus, has no forehead scale arc, double concave vertebral body, obvious rib groove on the side, wide head, small eyes, large tongue, only two sides free, and most plow teeth are horizontally arranged, some are M-shaped, some species spawn in ponds or streams in early spring, some species spawn on land in autumn, and winter rain comes.