Seasonal changes in the energy and nitrogen intake in reindeer and caribou.
D000818:Animals; D001188:Artiodactyla / Q000378:metabolism*; D001835:Body Weight; D005260:Female; D008297:Male; D009584:Nitrogen / Q000378:metabolism*; D012053:Reindeer / Q000378:metabolism*; D012621:Seasons; D013997:Time Factors
D009584:Nitrogen