Differential effect on seasonal variation on lymphoid tissue of the lizard, Chalcides ocellatus.
D000818:Animals; D004947:Esophagus / Q000276:immunology; D005260:Female; D007420:Intestine, Large / Q000276:immunology; D007421:Intestine, Small / Q000276:immunology; D008116:Lizards / Q000276:immunology*; D008221:Lymphoid Tissue / Q000276:immunology*; D008297:Male; D012621:Seasons; D013154:Spleen / Q000276:immunology; D013270:Stomach / Q000276:immunology; D013950:Thymus Gland / Q000276:immunology