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Keywords: flexibility
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Journal Articles
J Exp Biol (2020) 223 (21): jeb229922.
Published: 05 November 2020
....tb08679.x Farinatti , P. T. V. , Brandão , C. , Soares , P. P. S. and Duarte , A. F. A. ( 2011 ). Acute effects of stretching exercise on the heart rate variability in subjects with low flexibility levels . J. Strength Condition. Res.   25 , 1579 - 1585 . 10.1519/JSC...
Journal Articles
J Exp Biol (2019) 222 (4): jeb182436.
Published: 18 February 2019
...Yi-Fen Lin; Nicolai Konow; Elizabeth R. Dumont ABSTRACT The interplay between morphological specialization and kinematic flexibility is important for organisms that move between habitats within different substrates. Burrowing is energetically expensive and requires substantial interaction with soil...
Includes: Supplementary data
Journal Articles
J Exp Biol (2018) 221 (23): jeb189233.
Published: 04 December 2018
... fringes, and low stiffness and high elasticity when wet; it likely bends in the closed mouth when not used for filtration. Calculation of flexural modulus from stress/strain experiments shows that the balaenid baleen is slightly more flexible where it emerges from the gums and at its ventral terminus...
Journal Articles
J Exp Biol (2018) 221 (4): jeb171777.
Published: 20 February 2018
... a tensional modulus of the interray tissue. Thus, the biophysical values suggest that the flexibility of the fin during its hydrodynamic performance predominantly relies on the mechanical properties of the rays. * Author for correspondence ( aegerter@physik.uzh.ch ) Competing interests The authors...
Includes: Supplementary data
Journal Articles
J Exp Biol (2018) 221 (2): jeb168088.
Published: 29 January 2018
...Stéphane J. Montuelle; Rachel Olson; Hannah Curtis; JoAnna Sidote; Susan H. Williams ABSTRACT In mammals, chewing movements can be modified, or flexible, in response to changes in food properties. Variability between and within food in the temporal characteristics of chewing movements can impact...
Includes: Supplementary data
Journal Articles
J Exp Biol (2017) 220 (24): 4711–4719.
Published: 15 December 2017
...Sheng Liu; Shi-Jian Fu ABSTRACT Metabolism, behaviour and growth are highly flexible in fish species, and inter-individual variation in these traits is evolutionarily and ecologically significant. It has long been suggested that these traits co-vary, although their relationships are debated...
Includes: Supplementary data
Journal Articles
J Exp Biol (2017) 220 (21): 3949–3954.
Published: 01 November 2017
... that both the presumed species- and sex-specific parental roles may be more flexible than often assumed ( Myers and Daly, 1983 ; Ringler et al., 2015a ; Souza et al., 2017 ; Tumulty et al., 2014 ; Vacher et al., 2017 ; Wells, 2007 , table 11.3, pp. 524–526). We speculate that the mechanisms underlying...
Includes: Supplementary data
Journal Articles
J Exp Biol (2016) 219 (12): 1833–1842.
Published: 15 June 2016
...Mark W. Denny; Felicia A. King ABSTRACT Flexibility is key to survival for seaweeds exposed to the extreme hydrodynamic environment of wave-washed rocky shores. This poses a problem for coralline algae, whose calcified cell walls make them rigid. Through the course of evolution, erect coralline...
Journal Articles
J Exp Biol (2016) 219 (6): 824–833.
Published: 15 March 2016
... is more flexible than once thought, especially in response to colony or environmental perturbations. This great plasticity offers the intriguing possibility to disentangle the effect of age, behaviour and physiology on the ants’ abilities to cope with nutritional stresses. In this paper, we first looked...
Includes: Supplementary data
Journal Articles
J Exp Biol (2012) 215 (21): 3823–3835.
Published: 01 November 2012
...Stéphane J. Montuelle; Anthony Herrel; Paul-Antoine Libourel; Sandra Daillie; Vincent L. Bels SUMMARY Feeding movements are adjusted in response to food properties, and this flexibility is essential for omnivorous predators as food properties vary routinely. In most lizards, prey capture...
Journal Articles
J Exp Biol (2012) 215 (13): 2262–2272.
Published: 01 July 2012
... by the A1β muscle. Analyses of flexibility (variability between behaviors) and coordination (correlation between bones within a behavior) indicate that motion of the maxillary bridge, not the lower jaw, drives premaxillary protrusion. Thus, upper jaw protrusion is decoupled from lower jaw depression...
Journal Articles
J Exp Biol (2012) 215 (3): 416–425.
Published: 01 February 2012
...Megan C. Leftwich; Eric D. Tytell; Avis H. Cohen; Alexander J. Smits SUMMARY A robotic lamprey, based on the silver lamprey, Ichthyomyzon unicuspis , was used to investigate the influence of passive tail flexibility on the wake structure and thrust production during anguilliform swimming...
Journal Articles
J Exp Biol (2012) 215 (2): 220–226.
Published: 15 January 2012
... of compliances used by this species, investigated how perch compliance (flexibility) affects the key jumping variables jump distance, takeoff duration, takeoff angle, takeoff speed and landing angle in A. carolinensis in the laboratory ( N =11). We observed that lizards lost contact with compliant horizontal...
Includes: Multimedia, Supplementary data
Journal Articles
J Exp Biol (2012) 215 (1): 56–67.
Published: 01 January 2012
.... * Author for correspondence ( tangorra@coe.drexel.edu ) 5 10 2011 © 2012. 2012 fish caudal fin fin ray robotics biomimetics flexibility locomotion The caudal fin of fishes has often been viewed by engineers as a relatively simple propulsive surface that is flapped by fish...
Includes: Multimedia, Supplementary data
Journal Articles
J Exp Biol (2010) 213 (23): 4043–4054.
Published: 01 December 2010
... and lift) propulsive force scaled with fin ray stiffness, and increased as the fin's flapping speed increased or as the velocity of the flow decreased. fish pectoral fin fin ray robotics biomimetics flexibility * Author for correspondence ( tangorra@coe.drexel.edu ) 9 9 2010...
Journal Articles
J Exp Biol (2010) 213 (11): 1868–1875.
Published: 01 June 2010
... stereotypy flexibility fish feeding feeding behavior neuromotor control muscle-activity pattern sensorimotor system neuromechanics In most vertebrate classes, prey-processing behaviors determine the range of prey that a species can consume ( Liem, 1979 ). Like many activities, prey-processing...
Includes: Multimedia, Supplementary data
Journal Articles
J Exp Biol (2009) 212 (9): 1392–1404.
Published: 01 May 2009
... in bats. J. Acoust. Soc. Am. 110 , 2207 -2226. Narins, P. M. ( 1992 ). Evolution of anuran chorus behavior: neural and behavioral constraints. Am. Nat. 139 , S90 -S104. Obrist, M. K. ( 1995 ). Flexible bat echolocation: the influence of individual, habitat and conspecifics on sonar...
Journal Articles
J Exp Biol (2008) 211 (21): 3421–3432.
Published: 01 November 2008
...Patrick T. Martone; Mark W. Denny SUMMARY Previous studies have demonstrated that fleshy seaweeds resist wave-induced drag forces in part by being flexible. Flexibility allows fronds to `go with the flow', reconfiguring into streamlined shapes and reducing frond area projected into flow...
Journal Articles
J Exp Biol (2008) 211 (21): 3433–3441.
Published: 01 November 2008
... coralline alga Calliarthron , which thrives in wave-exposed intertidal habitats. Its ability to survive depends critically upon its segmented morphology (calcified segments separated by flexible joints or `genicula'), which allows otherwise rigid fronds to bend and thereby reduce drag. However, bending also...
Journal Articles
J Exp Biol (2003) 206 (10): 1649–1656.
Published: 15 May 2003
...Frank E. Fish; Anthony J. Nicastro SUMMARY Turning performance is constrained by morphology, where the flexibility of the body and the mobility and position of the control surfaces determine the level of performance. The use of paddling appendages in conjunction with the rigid bodies of aquatic...