A Qin, K Jin, ME Batsaikhan,
J Nyamjav, G Li… - Global Ecology and …, 2020 - Elsevier
Ephedra equisetina, the Nitraria species complex (N. sibirica, N. roborowskii and N.
sphaerocarpa), and Rheum nanum are the main dietary plants of the Gobi Bear (Ursus …