Works about the terms, expressions, designations, or symbols used in a particular science, discipline, or specialized subject area.
Etymology,Nomenclature as Topic,Etymologies
D000818
Animals
Unicellular or multicellular, heterotrophic organisms, that have sensation and the power of voluntary movement. Under the older five kingdom paradigm, Animalia was one of the kingdoms. Under the modern three domain model, Animalia represents one of the many groups in the domain EUKARYOTA.
Animal,Metazoa,Animalia
D001717
Birds
Warm-blooded VERTEBRATES possessing FEATHERS and belonging to the class Aves.
Aves,Bird
D016782
Apicomplexa
A phylum of unicellular parasitic EUKARYOTES characterized by the presence of complex apical organelles generally consisting of a conoid that aids in penetrating host cells, rhoptries that possibly secrete a proteolytic enzyme, and subpellicular microtubules that may be related to motility.