Optimal concentrations in nectar feeding

Author: tgnm

August undefined, 2024

Weboptimal nectar concentrations in capillary feeding; 2) The effects of tongue morphology, nectar volume, and licking behavior in maximizing rates of energy in- take; and 3) The consequences of and constraints on capillary and suction mechanisms for nectar feeders. WebSep 26, 2011 · We here rationalize the different optimal concentrations reported for the different drinking strategies by developing a dynamic model for viscous dipping and …

Drinking made easier: honey bee tongues dip faster into warmer …

WebApr 1, 2012 · By demonstrating that this model successfully predicts the dependence of nectar intake rate on nectar concentration, Kim et al. [18] recently provided a rationale for the optimal... WebSep 25, 2015 · Nectar-feeding bats constitute the largest number of specialized nectarivorous mammals and are found in two families: the Old World fruit bats (Pteropodidae) and the New World leaf-nosed bats (Phyllostomidae) in a number of genera traditionally placed in the subfamily Glossophaginae (6, 7).Floral nectar is generally … cinnabon cinnamon roll recipe with cream

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WebNectar-feeding birds (e.g., hummingbirds* and sunbirds) employ capillary suction, in which capillary pressure drives flow along the ... Inset: Optimal concentrations for suction … WebDec 1, 2024 · Lehnert M S, Mulvane C P, Brothers A. Mouthpart separation does not impede butterfly feeding. Arthropod Structure & Development, 2014, 43, 97–102. Article Google Scholar Kim W, Gilet T, Bush J W M. Optimal concentrations in nectar feeding. Proceedings of the National Academy of Sciences, 2011, 108, 16618–16621. WebSeasonal intake responses could reflect digestive plasticity in the nectar-feeding bat Anoura geoffroyi 12 October 2024 Jorge Ayala-Berdon, Cesar García Corona & Margarita Martínez … cinnabon classic cinnamon roll ground coffee

Reply to Rico-Guevara and Rubega: Nectar loading in hummingbirds

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WebSummary. A model is developed to elucidate the determinants of sugar concentrations in flower nectars. This model analyses the efficiency of sugar intake, or energy flux, which … WebA model is developed to elucidate the determinants of sugar concentrations in flower nectars. This model analyses the efficiency of sugar intake, or energy flux, which for … cinnabon clackamas town centerWebSep 24, 2024 · Optimal concentrations for nectar drinking are limited by the steep increase in the viscosity of sugar solutions with concentration. However, nectar viscosity is inversely related to temperature, which suggests there are advantages to foraging from flowers that are warmer than the surrounding air. diagnostic code psychotherapy

"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. " - Optimal concentrations in nectar feeding

Optimal concentrations in nectar feeding

WebKim W, Gilet T, Bush JW (2011) Optimal concentrations in nectar feeding. Proc Natl Acad Sci USA 108:16618–16621. 2. Rico-Guevara A, Rubega MA (2012) Hummingbird feeding mechanics: Comments on the capillarity model. Proc Natl Acad Sci USA 109:E867. 3. Rico-Guevara A, Rubega MA (2011) The hummingbird tongue is a ﬂuid trap, not WebOptimal sugar concentrations of floral nectars -dependence on sugar intake efficiency and foraging costs Oecologia. 1983 Nov;60 (2):198-213. doi: 10.1007/BF00379522. Author Amy J Heyneman 1 Affiliation 1 Department of Zoology, University of California, 90027, Berkeley, CA, USA. PMID: 28310487 DOI: 10.1007/BF00379522 Abstract

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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. WebAs sucrose concentration increased, the volume of solution ingested per meal first increased and then decreased gradually, while sucrose intake was highest at concentrations ≧40%. Females fed more than males at all concentrations >10% while temperature had no significant effect on meal size.

WebFeb 7, 2024 · Harder LD (1986) Effects of nectar concentration and flower depth on flower handling efficiency of bumble bees. Oecologia 69:309–315. Article PubMed Google Scholar Kim W, Gilet T, Bush JWM (2011) Optimal concentrations in nectar feeding. Proc Natl Acad Sci USA 108:16618–16621 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.

WebJun 6, 2013 · Optimization of sugar flow and transport efficiency predicts optimal concentrations of 23.5 per cent (if the pressure differential driving the flow is independent of concentration) and 34.5 per cent (if the pressure is proportional to concentration). Webcable to nectar feeders that maximize energy gain per unit foraging cost, Baker's predictions regarding optimal sugar concentrations stimulated the simultaneous and indepen-dent …

WebOptimal concentrations in nectar feeding

http://oastats.mit.edu/handle/1721.1/72959 diagnostic codes ohip psychiatryWebWe identify three nectar drinking techniques: active suction, capillary suction, and viscous dipping. For each, we deduce the dependence of the volume intake rate on the nectar … diagnostic code shortness of breathWebSep 26, 2011 · A relatively complete physical picture of the fluid dynamics of nectar feeding has emerged. First and foremost, the optimal nectar concentration for a given creature … diagnostic-code: smtp 550 5.1.1 user unknownWebApr 10, 2012 · By demonstrating that this model successfully predicts the dependence of nectar intake rate on nectar concentration, Kim et al. [18] recently provided a rationale for the optimal... diagnostic connector on samsung dryerWebJan 22, 2024 · For bumblebees and honeybees, which feed on nectar by lapping, dipping their feathery glossa (tongue) into the nectar [ 9, 15, 16 ], models of drinking rates predict … diagnostic command win 10WebThe 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 ... cinnabon cinnamon roll cookiesWebof 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. diagnostic codes therapy