Douglas C. Heard

Movement parameters of ungulates and scale‐specific responses to the environment

Chris J. Johnson, Katherine L. Parker, Douglas C. Heard et al. · Journal of Animal Ecology · 2002 · 284 citations · Full text

Predation Risk, Animal Behaviour, Global Positioning System +15

Major components of grizzly bear diet across North America

Garth Mowat, Douglas C. Heard · Canadian Journal of Zoology · 2006 · 276 citations

Nutrition, Major Components, Central British Columbia +10

Foraging across a variable landscape: behavioral decisions made by woodland caribou at multiple spatial scales

Chris J. Johnson, Katherine L. Parker, Douglas C. Heard · Oecologia · 2001 · 233 citations

Multiple Spatial Scales, Foraging, Wildlife Ecology +9

Can models of presence‐absence be used to scale abundance? Two case studies considering extremes in life history

Scott E. Nielsen, Chris J. Johnson, Douglas C. Heard et al. · Ecography · 2005 · 207 citations · Full text

Plant Distribution, Biodiversity, Engineering +10

Calf Survival of Woodland Caribou in a Multi-Predator Ecosystem

David D. Gustine, Katherine L. Parker, Roberta J. Lay et al. · Wildlife Monographs · 2006 · 188 citations

Predation Risk, Wildlife Ecology, Biogeography +10