Noninvasive reproductive steroid hormone estimates from fecal samples of captive female sea otters (Enhydra lutris).
D000704:Analysis of Variance; D000818:Animals; D004967:Estrogens / Q000032:analysis / Q000378:metabolism*; D030762:Estrous Cycle / Q000378:metabolism*; D005243:Feces / Q000737:chemistry*; D005260:Female; D010041:Otters / Q000502:physiology*; D011247:Pregnancy; D011258:Pregnancy Tests / Q000379:methods* / Q000592:standards*; D011372:Progestins / Q000032:analysis / Q000378:metabolism*; D011863:Radioimmunoassay / Q000379:methods; D012098:Reproduction / Q000502:physiology*
D004967:Estrogens; D011372:Progestins