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Keywords: Allometry
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Journal Articles
J Exp Biol jeb.242597.
Published: 27 July 2021
.../licenses/by/4.0 ), which permits unrestricted use, distribution and reproduction in any medium provided that the original work is properly attributed. Allometry Blood flow rate Bone Calcium mobilization Metabolic rate Nutrient foramen Australian Research Council https://dx.doi.org...
Journal Articles
J Exp Biol (2021) 224 (13): jeb241109.
Published: 09 July 2021
... mammals. Immunology Leukocytes Life history Flight Allometry Chiroptera Scaling Powered flight has evolved at least three times in the evolutionary history of vertebrates and yet is one of the most energetically costly modes of transportation ( Rayner, 1988 ). Birds and bats experience...
Includes: Supplementary data
Journal Articles
J Exp Biol (2021) 224 (11): jeb241059.
Published: 04 June 2021
... theoretical value. Allometry Biological significance Body size scaling Logarithms Proportions Statistics The magnitude of many biological structures and processes relates strongly to organismal size. Simply knowing how big an organism is can tell us much about what it looks like and how it...
Journal Articles
J Exp Biol (2020) 223 (24): jeb229013.
Published: 23 December 2020
... species of lizards, helodermatids, varanids and skinks (which are mainly active foragers) have relatively high maximal aerobic capacity during forced exercise ( V̇ O 2 ,max V̇ O 2 ,max ), whereas viviparous species have relatively low V̇ O 2 ,max V̇ O 2 ,max . Aerobic capacity Allometry...
Journal Articles
J Exp Biol (2020) 223 (21): jeb232322.
Published: 12 November 2020
.../ Highlighted Article: The metabolic pace of life of a species relates not only to body mass and temperature, but also to predation regime and the interactive effects of all three of these factors. Allometry Freshwater springs Gammarus minus Metabolism Predation Temperature The rate of...
Includes: Supplementary data
Journal Articles
J Exp Biol (2020) 223 (14): jeb218552.
Published: 15 July 2020
...; this behavior represents a new context for evaluating limits to force production by flying animals. Allometry Flight Load lifting Maximum performance Trajectory kinematics Limits to maximum flight performance may derive independently from anatomical, physiological and aerodynamic...
Includes: Supplementary data
Journal Articles
J Exp Biol (2020) 223 (11): jeb210286.
Published: 01 June 2020
... −0.63 . This allometry was present regardless of whether the fish were ectothermic or endothermic, and was an extension of the relationship observed in previous studies on small fish. Thus, large fish have the advantage of body temperature stability while moving in environments with large temperature...
Journal Articles
J Exp Biol (2020) 223 (8): jeb217000.
Published: 14 April 2020
... occur in intact colonies (5–21 cm) of branching corals. Scleractinia Ocean acidification Allometry Together with climate change (i.e. rising temperature), ocean acidification (OA) threatens tropical reef corals ( Hoegh-Guldberg et al., 2007 ), with effects that augment other...
Journal Articles
J Exp Biol (2020) 223 (5): jeb215558.
Published: 11 March 2020
... small mammal, Mus mattheyi , exhibits lower cellular oxygen consumption and higher mitochondrial efficiency than predicted from allometric trends, generating more cellular energy per oxygen molecule to ensure its homeostasis. Mus Oxidative phosphorylation Allometry Mitochondrial efficiency...
Includes: Supplementary data
Journal Articles
J Exp Biol (2020) 223 (3): jeb205690.
Published: 03 February 2020
... Load transport Ants Allometry The locomotion of animals can be described as a succession of strides that follows a specific inter-leg coordination pattern called gait ( Alexander, 2003 ). In hexapod animals such as insects the most common gait is the alternating tripod ( Delcomyn, 1981 ), in...
Includes: Supplementary data
Journal Articles
J Exp Biol (2019) 222 (17): jeb182741.
Published: 03 September 2019
... regression analysis. Ostrich pelvic limb muscle mass and cross-sectional area broadly scaled with positive allometry, indicating maintained or relatively greater capacity for maximum isometric force generation in larger animals. The length of distal limb tendons was found to scale with positive allometry in...
Includes: Supplementary data
Journal Articles
J Exp Biol (2019) 222 (16): jeb205237.
Published: 16 August 2019
... positive ontogenetic allometry of GRF load arm lengths – which in turn was primarily related to positive allometry of hindlimb segment lengths. Greater EMA limits the estimated volume of hindlimb extensor muscle that has to be activated in young rabbits, likely mitigating the energetic cost of locomotion...
Journal Articles
J Exp Biol (2019) 222 (13): jeb202150.
Published: 05 July 2019
... butterfly. Allometry Diapause Direct development Fat reserve Life history Metabolic rate Polyphenism Besides metabolic rate, the diapause and direct development pathways are expected to also show other pre-diapause physiological differences. Overwinter survival necessitates energy...
Includes: Supplementary data
Journal Articles
J Exp Biol (2019) 222 (7): jeb196659.
Published: 04 April 2019
... under water using cutaneous respiration, making them independent of visits to the surface to collect air, but restricting them to a small size. Allometry Aquatic insect Body mass Boundary layer Cuticle Metabolic rate Oxygen consumption Insects evolved in a terrestrial environment, as...
Includes: Supplementary data
Journal Articles
J Exp Biol (2019) 222 (7): jeb193243.
Published: 01 April 2019
.... Allometry Body size Constraints Genotype–environment interaction Metabolic scaling Temperature Evolvability Life-history, morphological and physiological traits often covary with the size of organisms ( Calder, 1984 ; Schmidt-Nielsen, 1984 ; Brown and West, 2000 ). These allometric...
Includes: Supplementary data
Journal Articles
J Exp Biol (2019) 222 (1): jeb187807.
Published: 04 January 2019
... worker and queen bumblebees reveals how body size impacts flight energetics and muscle metabolism. Metabolic rate Flight Wingbeat frequency Muscle Enzyme Allometry The effect of animal size on biological form and function is profound and diverse. The impact of body size on animal...
Journal Articles
J Exp Biol (2018) 221 (24): jeb188391.
Published: 12 December 2018
... design. Claw sharpness Scaling Attachment performance Allometry Claws are the most widespread attachment device in the animal kingdom and are found in species ranging from tiny mites ( Heethoff and Koerner, 2007 ) to large cats ( Mattheck and Reuss, 1991 ) and the largest dinosaurs...
Includes: Supplementary data
Journal Articles
J Exp Biol (2018) 221 (18): jeb182501.
Published: 17 September 2018
.... Previous investigations have revealed substantial variation in morphological allometry among wood ant workers from different nests within a population. Metabolic rate scaling does not exhibit the same variability, suggesting that these two forms of scaling respond to environmental factors in different ways...
Includes: Supplementary data
Journal Articles
J Exp Biol (2018) 221 (17): jeb182832.
Published: 06 September 2018
... microgravity Erythrocytes Blood volume Interstitial fluid volume Allometry When a human body enters microgravity during a space flight, gravity ceases to pull blood to the lower part of the body, causing blood and other body fluids to redistribute. This fluid shift is manifest in the well...
Journal Articles
J Exp Biol (2018) 221 (4): jeb168625.
Published: 20 February 2018
... flow during the in-pouch stage, whereas locomotor activity becomes the dominant factor during the post-pouch stage. Allometry Blood flow CT scan Femur Locomotion Ontogeny Long bones are supplied by nutrient, periosteal and epiphyseal blood vessels ( Trueta, 1963 ). In the femur...
Includes: Supplementary data