WebAug 5, 2003 · 1 . Specialised nectar-feeding birds tend to prefer sucrose over glucose-fructose mixtures or to be indifferent when tested at concentrations close to 584 mmol L −1 sucrose equivalents. The role of the potential interaction between sugar composition and concentration on the sugar preferences of these birds, however, has not been explored. WebThe model predicts that optimal sugar concentrations vary for particular pollinators as a function of two primary factors: (1) the energy flux derived from the nectar, as discussed above, as well as (2) the relative contribution of transit costs to overall foraging costs. ... Daniel TL (1983) Mechanical determinants of nectar feeding strategy ...
On the feeding biomechanics of nectarivorous birds
WebMar 20, 2011 · We identify three nectar drinking techniques: active suction, capillary suction, and viscous dipping. For each, we deduce the dependence of the volume intake rate on … Webof nectar trapping, as opposed to capillarity, while feeding (cf. 2, 5). Hence, the outputs of their model and conclusions with regard to optimal concentrations in nectar feeding may be broadly unrealistic. Alejandro Rico-Guevara1 and Margaret A. Rubega Department of Ecology and Evolutionary Biology, University of Connecticut, Storrs, CT 06269 1. chuska community school
Drinking made easier: honey bee tongues dip faster into warmer …
WebAug 22, 2015 · In order to evaluate our model, we compared the model output against our empirical results from actual feeding birds, using the following model parameters: pa = 3. 3 kPa, E = 4 kPa, and four tube lengths from 10 to 13.4 … WebDec 7, 2015 · Nectar-intake movements consist of rapid protraction and retraction of glossa from a tube formed by the maxillae and labial palps. We establish a physical model to reveal the driving mechanism of hair erection. Results indicate that the glossa of honeybees is similar to a compression spring. WebOct 15, 2024 · In nature, bees with damaged tongues are adapted to have a feat in collecting nectariferous sources in a large spectrum of concentrations (19%–69%) or viscosities (10 –3 Pa·s to 10 –1 Pa·s); however, effects of nectar property on compensated dipping behavior remain elusive. chusing chinese