1. The testicular capsule and peritubular tissue of birds: morphometry, histology, ultrastructure and immunohistochemistry;Aire;J Anat,2007
2. Gonadal cycles and levels of luteinizing hormone in wild spur-winged geese, Plectropterus gambensis;Halse;J Zool,1985
3. Temporal patterns of circulating LH and steroid hormones in a brood parasite, the brown-headed cowbird, Molothrus ater. 1. Males;Dufty;J Zool,1986
4. Plasma LH and steroid hormones in king penguin (Aptenodytes patagonicus) during the onset of the breeding cycle;Mauget;Gen Comp Endocrinol,1994
5. Leydig cell functional structure and plasma androgen level during the decline in fertility in aging roosters;Rosenstrauch;Gen Comp Endocrinol,1998