Arachnids
Definition of Arachnids Hierarchical Category as it relates to Animals, Amphibians, Reptiles, Mammals
Snakes
A class of jointed-legged invertebrate animals in the subphylum Chelicerata, part of the broader animal kingdom, that shares certain characteristics with mammals, snakes, reptiles, and amphibians, such as being multicellular, heterotrophic, and capable of locomotion.