1) Abass, T.A. 2017. Anatomical and histological study of adrenal gland in new natal and adult guinea pig (Caviaporcellus). Kufa Journal for Veterinary Medical Sciences. 8:181-192.
2) Abdalla, M. A., Ali, A. M. 1988-1989. Morphometric and histological studies on the adrenal glands of the camel (Camelus dromedarius). Acta morphologica Neerlando-Scandinavica. 26: 269-81.
3) Ahmadpanahi, J. 2007. Anatomical and histological studies of Accessory Adrenal Nodules in Caspian Miniature Horses. Turkish Journal of Veterinary and Animal Sciences. 31: 275-278.
4) Ahmadpanahi, S.J., Yousefi, M.H. 2012. Anatomical and histological study on thyroid gland in one humped camel (Camelus dromedarious). Journal of Veterinary Research. 67: 273-278.
5) Al-Tikrity, A. H., Al-Samarrae, N. S. 1994. Histological and Anatomical study of the adrenal gland in one humped camel (Camelus dromedarius). Iraqi Journal of Veterinary Sciences. 7: 59-65.
6) Bacha Jr, W.J., Bacha, L.M. 2012. Color atlas of veterinary histology. John Wiley & Sons.
7) Baljit, S. 2017. Dyce, Sack, and Wensing's textbook of veterinary anatomy. Elsevier Health Sciences.
8) Bargaâ, R., Lektib, I., Barka, K., Riad, F., El Abbadi, N., Belhouari, A., Hammoumi, A., El Khasmi, M. 2016. Seasonal Variations of Heamatological Profile and Its Correlations with Thyroid and Adrenal Gland Hormones in Male Moroccan Camel (Camelus dromedarius). International Journal of Agricultural and Environmental Sciences. 1: 8-14.
9) Clark, L.S., Pfeiffer, D.C., Cowan, D.F. 2005. Morphology and histology of the Atlantic bottlenose dolphin (Tursiops truncatus) adrenal gland with emphasis on the medulla. Anatomia, histologia, embryologia. 34: 132-140.
10) El‐Nahla, S.M., Imam, H.M., Moussa, E.A., Elsayed, A.K., Abbott, L.C. 2011. Prenatal Development of the Adrenal Gland in the One‐Humped Camel (Camelus dromedarius). Anatomia, histologia, embryologia. 40: 169-186.
11) Erfani, M.N., Dorostghol, M. 2010. Principal and Techniques of Stereology and Micrometry. Shahid Chamran University Press.
12) Eurell, J.A., Frappier, B.L. eds. 2013. Dellmann's textbook of veterinary histology. John Wiley & Sons.
13) Ibraheem, A.H. 2009. Histological study for the identification and distribution of medullary (chromaffin) cells in the adrenal gland of camel. Tikrit Journal of Pure Science. 14: 26-29.
14) Milošević, V.L., Ajdžanović, V.Z., Filipović, B.R., Nestorović, N.M., Manojlović-Stojanoski, M.N., Pantelić, J.B., Sekulić, M.I. 2011. The adrenal cortex in female rats after estradiol or calcium treatment. Central European Journal of Biology. 6: 41-47.
15) Monir, A., Hegazy, A., Mandour, D. 2017. Effect of Induced Hypoglycemia on Postnatal Development of the Adrenal Gland in Albino Rats. British Journal of Science. 16: 1.
16) Moroz, G.A., Kriventsov, M.A., Kutia, S.A. 2018. Morphofunctional changes in the adrenal glands of juvenile rats systematically exposed to hypergravity. Russian Open Medical Journal. 7: 1-8.
17) Nabipour, A., Khanzadi, S., Behdegani, A. 2008. Gross and histological study on the adrenal glands in camels (Camelus dromdarius). Journal of Camel Practice and Research. 15: 121-125.
18) Parchami, A., Fatahian, D. R. 2013. Study of the gonadectomy effects and chronic administration of testosterone on adrenal gland in male rabbits. Iranian Veterinary Journal. 8: 21-27.
19) Parker Jr, C.R., Grizzle, W.E., Blevins, J.K., Hawkes, K. 2014. Development of adrenal cortical zonation and expression of key elements of adrenal androgen production in the chimpanzee (Pan Troglodytes) from birth to adulthood. Molecular and cellular endocrinology. 387: 35-43.
20) Rehan, S., Qureshi, A.S. 2007. Morphometric analysis of heart, kidneys and adrenal glands in dromedary camel calves. Journal of Camel Practice and Research. 14: 27-31.
21) Samuelson, D. A. 2007. Textbook of Veterinary Histology. Saunders, Elsevier. China.
22) Senthilkumaran, M., Johnson, M.E., Bobrovskaya, L. 2016. The effects of insulin-induced hypoglycaemia on tyrosine hydroxylase phosphorylation in rat brain and adrenal gland. Neurochemical research. 41: 1612-1624.
23) Sheikhian, A., Saadatfar, Z., Mohammadpour, A.A. 2015. A histological study of adrenal gland in guinea pig and hamster. Comparative Clinical Pathology. 24: 1069-1074.
24) Tang, L., Peng, K.M., Wang, J.X., Luo, H.Q., Cheng, J.Y., Zhang, G.Y., Sun, Y.F., Liu, H.Z., Song, H. 2009. The morphological study on the adrenal gland of African ostrich chicks. Tissue and cell. 41: 231-238.
25) Ye, W.L., Wang, F.L., Wang, H.J., Wang, J.L. 2017. Morphology and ultrastructure of the adrenal gland in Bactrian camels (Camelus bactriaووnus). Tissue and Cell. 49: 285-295.