北山
northern mountain; refers to Mt Mang 邙山 at Luoyang in Henan
背山
with back to the mountain (favored location)
背山临水
with back to the mountain and facing the water (favored location)
绿背山雀
(bird species of China) green-backed tit (Parus monticolus)
苍背山雀
(bird species of China) cinereous tit (Parus cinereus)