* Occupies the left,dorsal part of the body cavity.
* Occupies the left,dorsal part of the body cavity.
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* Related to the [[Macroscopic Renal Anatomy - Anatomy & Physiology#Common Anatomy|Kidney]], [[Avian_Intestines_-_Anatomy_%26_Physiology|intestines]] and [[The_Gizzard_-_Anamtomy_%26_Physiology|gizzard]].
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* Related to the [[Macroscopic Renal Anatomy - Anatomy & Physiology#Common Anatomy|Kidney]], [[Avian_Intestines_-_Anatomy_%26_Physiology|intestines]] and [[Gizzard_-_Anatomy_%26_Physiology|gizzard]].
* Massive coiled structure approximately twice body length when fully functional..
* Massive coiled structure approximately twice body length when fully functional..
** Much reduced in juveniles and during the non-laying period.
** Much reduced in juveniles and during the non-laying period.