Posts Tagged: variation

Intrinsic Ball Retrieving in Wolf Puppies Suggests Standing Ancestral Variation for Human-Directed Play Behavior
January 29, 2020
Study in the journal iScience shows that some wolf puppies know how to play fetch, upending the long-held hypothesis that the ability to interpret subtle human social cues is unique to dogs and arose as a result of selective breeding. … read more
Posted in Biology | Tagged ancestral, intrinsic, puppies, retrieving, standing, suggests, variation

Intra-Seasonal Variation in Wolf Canis lupus Kill Rates
July 4, 2019
Knowing kill rate is essential for knowing the basic nature of predation. We compared estimates of kill rate for previously observed wolf-prey systems with new observations from wolves Canis lupus which preyed on white-tailed deer Odocoileus virginianus in Michigan, USA. … read more
Posted in General | Tagged canis, intra, lupus, rates, seasonal, variation