Genus Stentor

Form and Function

  • Single-celled, trumpet-shaped, uniformly ciliated microorganisms.
  • One of the largest protozoa at 2mm – visible to the naked eye.
  • Live in freshwater, free-swimming or attached to submerged vegetation.

Fascinating Facts

  • They change into an oval or pear shape when swimming.
  • Cilia leads food into the mouth opening.
  • A small fragment of a stentor, less than one-hundredth of the volume of an adult, can grow back into a complete organism.

Location in the Zoo

Water Zone of the Sculpture Learning Plaza

Animals & Exhibits