Animalia

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Taxonavigation

Kingdom: Animalia
Sub Kingdom: Eumetazoa - Parazoa


Introduction

Characteristics

Organisms within the kingdom Animalia have several characteristics that identify them as such. These characteristics are;

  • eukaryotic - multicellular (some exceptions exit),
  • heterotrophic,
  • digests prey within an internal chamber (some exceptions exit),
  • capable of locomotion, and
  • respond to their environment.

Classification

The kingdom Animalia is divided into two sub-kindoms;

  • Eumetazoa - comprises all the major animal groups with the exceptions of sponges. Characteristics include true tissues organised into germ layers and an embryo that goes through a gastrula stage.
  • Parazoa - an ancestral subkingdom of animals, with sponges the only surviving phylum. Characteristics include being macroscopic, have differentiated cells and do not have tissues.

Gallery

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References