Richard M. Sibly

Why are organisms usually bigger in colder environments? Making sense of a life history puzzle

David Atkinson, Richard M. Sibly · Trends in Ecology & Evolution · 1997 · 806 citations

Biology, Life History Puzzle, Natural Sciences +6

Producers and scroungers: A general model and its application to captive flocks of house sparrows

C. J. Barnard, Richard M. Sibly · Animal Behaviour · 1981 · 760 citations

Breeding Behavior, Foraging, Fitness +5

New directions in ecological physiology

Richard M. Sibly · Trends in Ecology & Evolution · 1988 · 555 citations

Ecophysiology, Physiology, New Directions +1

Optimal foraging when regulating intake of multiple nutrients

Stephen J. Simpson, Richard M. Sibly, Kwang Pum Lee et al. · Animal Behaviour · 2004 · 534 citations

Appetite, Nutrition, Foraging +6

On the Regulation of Populations of Mammals, Birds, Fish, and Insects

Richard M. Sibly, Daniel Barker, Michael C. Denham et al. · Science · 2005 · 507 citations

Biology, Population Size, Fitness +11