Editing Trichuris trichiura (section)

==Morphology==
[[File:Cross-section of whipworm on microscopy.jpg|thumb|Cross-section of whipworm on microscopy]]
[[File:Trichuris trichiura eggs, including HE stain.jpg|thumb|right|Eggs of ''Trichuris trichura''. Image C shows [[HE stain]].]]
''Trichuris trichiura'' has a narrow anterior esophageal end and shorter and thicker posterior end. These pinkish-white worms are threaded through the [[mucosa]]. They attach to the host through their slender anterior end and feed on tissue secretions instead of blood. Females are larger than males; approximately 35–50&nbsp;mm long compared to 30–45&nbsp;mm.<ref name="Medterms.com">{{cite web |url=http://www.medterms.com/script/main/art.asp?articlekey=12961 |title=Trichuris trichiura definition - Medical Dictionary definitions of popular medical terms easily defined on MedTerms |publisher=Medterms.com |date=2000-04-15 |access-date=2009-05-19 |archive-date=2011-06-06 |archive-url=https://web.archive.org/web/20110606011050/http://www.medterms.com/script/main/art.asp?articlekey=12961 |url-status=dead }}</ref> The females have a bluntly round posterior end compared to their male counterparts with a coiled posterior end. Their characteristic eggs are barrel-shaped and brown, and have bipolar protuberances.