Ralph V. Cartar

Adjustment of foraging effort and task switching in energy-manipulated wild bumblebee colonies

R. Cartar, Ralph V. Cartar, 1992, Animal Behaviour.

Why are bumble bees risk-sensitive foragers?

Lawrence M. Dill, L. Dill, R. Cartar, 1990, Behavioral Ecology and Sociobiology.

Robust flight performance of bumble bees with artificially induced wing wear

R. Cartar, Ralph V. Cartar, C. A. Haas, 2008 .

Risk Sensitivity in Behavior: Where Are We Now? Introduction to the Symposium

P. D. Smallwood, R. Cartar, Ralph V. Cartar, 1996 .

Habitat structure and animal movement: the behaviour of bumble bees in uniform and random spatial resource distributions

Leslie A. Real, L. Real, R. Cartar, 1997, Oecologia.

Traits and phylogenetic history contribute to network structure across Canadian plant–pollinator communities

Elizabeth Elle, S. Chamberlain, J. Vamosi, 2014, Oecologia.

Morphological senescence and longevity : an experiment relating wing wear and life span in foraging wild bumble bees

R. Cartar, Ralph V. Cartar, 1992 .