ravens

n.

低质煤；渡鸦( raven的名词复数 )；

Ravens, Corvus corax, follow gaze direction of humans around obstacles.
Fear and Food Recognition in Naive Common Ravens
Nesting by Raptors and Common Ravens on Electrical Transmission Line Towers Author(s)
Diet composition of common ravens across the urban-wildland interface of the West Mojave Desert
Common ravens, Corvus corax , preferentially associate with grey wolves, Canis lupus , as a foraging strategy in winter
Foraging by common ravens in the presence and absence of territory holders: An experimental analysis of social foraging.
Voxel-Based Morphometry Using the RAVENS Maps: Methods and Validation Using Simulated Longitudinal Atrophy
Observational learning and the raiding of food caches in ravens, Corvus corax : is it ‘tactical’ deception?
EFFECTS OF ANTHROPOGENIC FOOD SOURCES ON MOVEMENTS, SURVIVORSHIP, AND SOCIALITY OF COMMON RAVENS IN THE ARCTIC
Genetic signatures of intermediate divergence: population history of Old and New World Holarctic ravens ( Corvus corax )