Caecilian and Salamander

Caecilian noun - Any of the small slender limbless burrowing wormlike amphibians of the order Gymnophiona; inhabit moist soil in tropical regions.

Salamander and caecilian are semantically related in cold-blooded vertebrate topic. In some cases you can use "Salamander" instead a noun "Caecilian".

Salamander noun - Any of various typically terrestrial amphibians that resemble lizards and that return to water only to breed.

Caecilian and salamander are semantically related in cold-blooded vertebrate topic. You can use "Caecilian" instead a noun "Salamander".