Involution of the thymus in marsupial mice.
D000273:Adipose Tissue / Q000033:anatomy & histology; D000367:Age Factors; D000818:Animals; D005260:Female; D008297:Male; D008394:Marsupialia / Q000033:anatomy & histology / Q000254:growth & development*; D012741:Sexual Maturation; D013950:Thymus Gland / Q000033:anatomy & histology / Q000254:growth & development*