Bumblebees ( Bombus terrestris) sacrifice foraging speed to solve difficult colour discrimination tasks Export

@article{citeulike:6109819, abstract = {The performance of individual bumblebees at colour discrimination tasks was tested in a controlled laboratory environment. Bees were trained to discriminate between rewarded target colours and differently coloured distractors, and then tested in non-rewarded foraging bouts. For the discrimination of large colour distances bees made relatively fast decisions and selected target colours with a high degree of accuracy, but for the discrimination of smaller colour distances the accuracy decreased and the bees response times to find correct flowers significantly increased. For small colour distances there was also significant linear correlations between accuracy and response time for the individual bees. The results show both between task and within task speed-accuracy tradeoffs in bees, which suggests the possibility of a sophisticated and dynamic decision-making process.}, author = {Dyer, Adrian G. and Chittka, Lars}, citeulike-article-id = {6109819}, citeulike-linkout-0 = {http://dx.doi.org/10.1007/s00359-004-0547-y}, citeulike-linkout-1 = {http://www.springerlink.com/content/tqal8n4qxej07le4}, day = {1}, doi = {10.1007/s00359-004-0547-y}, journal = {Journal of Comparative Physiology A: Neuroethology, Sensory, Neural, and Behavioral Physiology}, keywords = {bees, speed-accuracy}, month = {September}, number = {9}, pages = {759--763}, posted-at = {2009-11-13 15:58:58}, priority = {2}, title = {Bumblebees ( Bombus terrestris) sacrifice foraging speed to solve difficult colour discrimination tasks}, url = {http://dx.doi.org/10.1007/s00359-004-0547-y}, volume = {190}, year = {2004} }

TY - JOUR ID - citeulike:6109819 L3 - citeulike-article-id:6109819 N2 - The performance of individual bumblebees at colour discrimination tasks was tested in a controlled laboratory environment. Bees were trained to discriminate between rewarded target colours and differently coloured distractors, and then tested in non-rewarded foraging bouts. For the discrimination of large colour distances bees made relatively fast decisions and selected target colours with a high degree of accuracy, but for the discrimination of smaller colour distances the accuracy decreased and the bees response times to find correct flowers significantly increased. For small colour distances there was also significant linear correlations between accuracy and response time for the individual bees. The results show both between task and within task speed-accuracy tradeoffs in bees, which suggests the possibility of a sophisticated and dynamic decision-making process. IS - 9 JF - Journal of Comparative Physiology A: Neuroethology, Sensory, Neural, and Behavioral Physiology EP - 763 TI - Bumblebees ( Bombus terrestris) sacrifice foraging speed to solve difficult colour discrimination tasks VL - 190 SP - 759 KW - bees KW - speed-accuracy AU - Dyer, Adrian AU - Chittka, Lars PY - 2004/09/01/ UR - http://dx.doi.org/10.1007/s00359-004-0547-y ER -