Helminths or worms are animals belonging to the Subkingdom, Metazoa, consisting of many cells. The term helminth, which is derived from the Greek words helmins or helminthos, a worm, is now-a-days usually applied only to the parasitic and non-parasitic species. In a more restricted sense the name worm, or preferably helminth, is applied to a few phyla of animals, all [...]
The upcoming discussion will update you about the difference between A. Duodenale and N. Americanus. Difference # A. Duodenale: (a) Adult worms: 1. Size: Adults worms are large in size and are coarser. 2. Anterior end: Bends in the same direction as the body curvature. 3. Buccal capsule: It is armed with a pair of chitinous ventro-lateral cutting plates bearing [...]
Owing to parasitic mode of life, Liver fluke has undergone morphological, anatomical, physiological adaptations etc. to suit its existence as an endoparasite in the bile duct of sheep. These are the following: Type # 1. Morphological Adaptations: i. The body is flat and leaf like so that it can reside within the bile duct of sheep. ii. Oral sucker, acetabulum, [...]