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Keywords: Scaling
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Journal Articles
J Exp Biol (2022) 225 (Suppl_1): jeb243380.
Published: 8 March 2022
...Robert L. Cieri; Taylor J. M. Dick; Jeremy S. Morris; Christofer J. Clemente ABSTRACT A considerable biomechanical challenge faces larger terrestrial animals as the demands of body support scale with body mass ( M b ), while muscle force capacity is proportional to muscle cross-sectional area...
Includes: Supplementary data
Journal Articles
J Exp Biol (2022) 225 (5): jeb243224.
Published: 3 March 2022
... understand how body size affects maneuverability at the largest scale, we used bio-logging data, aerial photogrammetry and a high-throughput approach to quantify the maneuvering performance of seven species of free-swimming baleen whale. We found that as body size increases, absolute maneuvering performance...
Includes: Supplementary data
Journal Articles
J Exp Biol (2021) 224 (22): jeb243648.
Published: 15 November 2021
... found that the average amplitude of the oscillations in the lateral and fore–aft directions was less than 1.5 cm. Such amplitudes for postural oscillation are comparable with those of dogs and other species, suggesting that some aspects of sensorimotor postural control do not scale with size...
Includes: Supplementary data
Journal Articles
J Exp Biol (2021) 224 (13): jeb241109.
Published: 9 July 2021
... for understanding the propensity of some taxa to harbor many virulent and sometimes zoonotic pathogens without showing clinical disease. Here, we used a comparative framework to quantify scaling relationships between body mass and the proportions of two types of white blood cells – lymphocytes and granulocytes...
Includes: Supplementary data
Journal Articles
J Exp Biol (2021) 224 (11): jeb217463.
Published: 8 June 2021
... of giants has evolved. In terrestrial tetrapods, isometric and allometric scaling patterns of bones are evident throughout evolutionary history, reflecting general trends and lineage-specific divergences as animals evolve giant size. Added to data on the scaling of other supportive tissues and neuromuscular...
Includes: Supplementary data
Journal Articles
J Exp Biol (2020) 223 (20): jeb224196.
Published: 18 October 2020
...S. R. Kahane-Rapport; M. S. Savoca; D. E. Cade; P. S. Segre; K. C. Bierlich; J. Calambokidis; J. Dale; J. A. Fahlbusch; A. S. Friedlaender; D. W. Johnston; A. J. Werth; J. A. Goldbogen ABSTRACT Fundamental scaling relationships influence the physiology of vital rates, which in turn shape...
Includes: Supplementary data
Journal Articles
J Exp Biol (2019) 222 (18): jeb203554.
Published: 23 September 2019
...Hyunggwi Song; John D. Polk; Mariana E. Kersh ABSTRACT Allometric relationships have been studied over different Orders of mammals to understand how bone accommodates the mechanical demands associated with increasing mass. However, less attention has been given to the scaling of bone within...
Includes: Supplementary data
Journal Articles
J Exp Biol (2019) 222 (12): jeb199240.
Published: 19 June 2019
...-carrying ability scaled isometrically with body size, indicating that larger ants had the capacity to lift the same proportion of their body mass as smaller ants (8.78 times body mass). However, larger ants were captured carrying leaf fragments that represented a lower proportion of their body mass...
Includes: Supplementary data
Journal Articles
J Exp Biol (2019) 222 (7): jeb198085.
Published: 4 April 2019
...P. A. Green; M. J. McHenry; S. N. Patek ABSTRACT Measurements of energy use, and its scaling with size, are critical to understanding how organisms accomplish myriad tasks. For example, energy budgets are central to game theory models of assessment during contests and underlie patterns of feeding...
Journal Articles
J Exp Biol (2018) 221 (24): jeb188391.
Published: 12 December 2018
...-induced reduction in attachment performance has not previously been investigated, and it is unclear how animals deal with this effect, and whether it indeed exists. We explored the scaling of claw sharpness with body size using four insect species ( Nauphoeta cinerea , Gromphadorhina portentosa , Atta...
Includes: Supplementary data
Journal Articles
J Exp Biol (2018) 221 (18): jeb176131.
Published: 25 September 2018
... for fluidization. We quantified the effects of organism and particle-size scaling on burial behavior of English sole, Parophrys vetulus . We recorded burial events from a size range of individuals (5–32 cm total length, TL), while maintaining constant substrate grain size. Larger fish used lower cycle frequencies...
Journal Articles
J Exp Biol (2018) 221 (11): jeb166033.
Published: 12 June 2018
... foraging mechanisms and extremely large body size to exploit unique ecological niches in the ocean. Scaling Odontocetes Mysticetes Diving Filter feeding Echolocation Researchers have long recognized the importance of body size in biology. The influence of scale is omnipresent throughout...
Journal Articles
J Exp Biol (2018) 221 (7): jeb177238.
Published: 6 April 2018
... Compound eye Vision Scaling Size has profound implications for the biology of most organisms ( Bonner, 1965 ; Calder, 1984 ). The evolution of extremely small body size within a lineage, reduction beyond which is not possible owing to design limitations, is called miniaturisation ( Hanken...
Includes: Supplementary data
Journal Articles
J Exp Biol (2018) 221 (3): jeb168658.
Published: 1 February 2018
..., we show that modulation of this SA is rapid, indicating that the apparent paradox between previous studies is eliminated. Regression analysis of log–log plots of respiratory SA in relation to body mass shows that the gill scales with mass similarly to the SA in active water-breathing fish, whereas...
Includes: Supplementary data
Journal Articles
J Exp Biol (2017) 220 (6): 1154–1161.
Published: 15 March 2017
... predators on other constrictors remain unknown. To begin addressing these mechanisms, we studied the scaling of muscle cross-sectional area, pulling force and constriction pressure across the ontogeny of six species of snakes ( Lampropeltis californiae , L. getula , L. holbrooki , Pantherophis...
Journal Articles
J Exp Biol (2016) 219 (22): 3532–3543.
Published: 15 November 2016
... on the pertinent open-loop dynamics (e.g. pitch or roll) and varies with the types of manoeuvres. To facilitate quantitative analysis, we can make use of the following time constants (without discerning pitch and roll). The open-loop time constant is calculated as: (14) and represents the intrinsic time scale...
Includes: Supplementary data
Journal Articles
J Exp Biol (2016) 219 (21): 3399–3411.
Published: 1 November 2016
..., Austria) using propodus length as a proxy for body size ( Claverie et al., 2011 ; deVries et al., 2012 ; Patek and Caldwell, 2005 ). We used previously published and C. scolopendra strike kinematics to determine scaling relationships. We incorporated kinematics from Lysiosquillina maculata...
Includes: Supplementary data
Journal Articles
J Exp Biol (2016) 219 (16): 2423–2425.
Published: 15 August 2016
...-phase length, even after accounting for mass scaling and absolute metabolic rate. Here, we propose that an additional advantage of DGE may be conferred by allowing the tracheal system to act as a sealed underwater oxygen reservoir. Spiracle closure may facilitate underwater submersion, which, in turn...
Includes: Supplementary data
Journal Articles
J Exp Biol (2016) 219 (14): 2127–2136.
Published: 15 July 2016
... first instar nymphs to 1200 mg adults. Older and heavier mantises have longer hind and middle legs and higher take-off velocities than younger and lighter mantises. The length of the propulsive hind and middle legs scaled approximately isometrically with body mass (exponent=0.29 and 0.32, respectively...
Includes: Supplementary data
Journal Articles
J Exp Biol (2016) 219 (9): 1275–1282.
Published: 1 May 2016
... weight sensing Mechanotransduction Muscle plasticity Scaling Tensegrity In this Commentary, I aim to present evidence for the less commonly discussed idea that the musculoskeletal system is also sensitive to body weight variation at the molecular level. In doing so, I will discuss gene...