Changes

* Most birds have only left ovary but 2 ovaries are typical of many raptors.

* Most birds have only left ovary but 2 ovaries are typical of many raptors.

* '''Left Ovary''' lies caudal to the [[Adrenal_Glands_-_Anatomy_%26_Physiology|Adrenal Gland]], close to the cranial tip of the [[Kidney_-_Comparative_Anatomy_%26_Physiology|Kidney]].

* '''Left Ovary''' lies caudal to the [[Adrenal_Glands_-_Anatomy_%26_Physiology|Adrenal Gland]], close to the cranial tip of the [[Macroscopic Renal Anatomy - Anatomy & Physiology#Common Anatomy|Kidney]].

* Consists of:

* Consists of:

** '''Medulla''': vascular with nerve fibres and smooth muscle

** '''Medulla''': vascular with nerve fibres and smooth muscle

* Occupies the left,dorsal part of the body cavity.

* Occupies the left,dorsal part of the body cavity.

* Related to the [[Kidney_-_Comparative_Anatomy_%26_Physiology|Kidney]], [[The_Avian_Intestines_-_Anatomy_%26_Physiology|intestines]] and [[The_Gizzard_-_Anamtomy_%26_Physiology|gizzard]].

* Related to the [[Macroscopic Renal Anatomy - Anatomy & Physiology#Common Anatomy|Kidney]], [[The_Avian_Intestines_-_Anatomy_%26_Physiology|intestines]] and [[The_Gizzard_-_Anamtomy_%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.