Attributes / relations provided by
♦ 1SUMMER DIET OF TWO SYMPATRIC SPECIES OF RAPTORS
UPLAND BUZZARD (BUTEO HEMILASIUS) AND EURASIAN EAGLE OWL (BUBO BUBO) IN ALPINE MEADOW: PROBLEM OF COEXISTENCE, Qinghu CUI, Jianping SU, Zhigang JIANG, POLISH JOURNAL OF ECOLOGY, Vol 56, 1 pp. 173179 (2008)
♦ 2Vulpes ferrilata (Carnivora: Canidae), HOWARD O. CLARK, JR., DARREN P. NEWMAN, JAMES D.MURDOCH, JACK TSENG, ZHENGHUAN H.WANG, AND RICHARD B. HARRIS, MAMMALIAN SPECIES 821:1–6 (2008)
♦ 3The plateau pika (Ochotona curzoniae) is a keystone species for biodiversity on the Tibetan plateau, Andrew T. Smith and J. Marc Foggin, Animal Conservation (1999) 2, 235240