Radiographs reveal exceptional forelimb strength in the sabertooth cat, Smilodon fatalis

PLoS ONE

Volumn 5, Issue 7, 2010, Pages

  Meachen Samuels, Julie A ^a,b   van Valkenburgh, Blaire ^a  

^a UNIVERSITY OF CALIFORNIA   (United States)

^b NATIONAL EVOLUTIONARY SYNTHESIS CENTER   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ANIMAL TISSUE; ARTICLE; BIOMECHANICS; BONE BOWING; BONE RADIOGRAPHY; BONE STRENGTH; BONE STRUCTURE; CONTROLLED STUDY; CORTICAL BONE; FELIDAE; FORELIMB; FUNCTIONAL ANATOMY; HUMERUS; LOAD CARRYING CAPACITY; MECHANICAL TORSION; NONHUMAN; OSTEOSCLEROSIS; PANTHERA; PANTHERA ATROX; PREDATOR PREY INTERACTION; QUANTITATIVE ANALYSIS; SMILODON FATALIS; SPECIES COMPOSITION; WEIGHT BEARING; ANIMAL; PHYSIOLOGY; RADIOGRAPHY; THEORETICAL MODEL;

FELIDAE; PANTHERA ATROX; SMILODON; SMILODON FATALIS;

ANIMALS; FELIDAE; FORELIMB; MODELS, THEORETICAL; RADIOGRAPHY;

EID: 77955406782     PISSN: None     EISSN: 19326203     Source Type: Journal    
DOI: 10.1371/journal.pone.0011412     Document Type: Article

References (55)

1. McHenry C, Wroe S, Clausen PD, Moreno K, Cunningham E (2007) Supermodeled sabercat, predatory behavior in Smilodon fatalis revealed by high-resolution 3D computer simulation. Proc Nat Acad Sci U S A 104: 16010-16015.
2. Wroe S, Lowry MB, Antón M (2008) How to build a mammalian superpredator. Zoology 111: 196-203.
3. Akersten WA (1985) Canine function in Smilodon (Mammalia: Felidae: Machairodontidae). Contributions in Science (Los Angeles) 356: 1-22.
4. Bryant HN (1996) Force generation by the jaw adductor musculature at different gapes in the Pleistocene sabretoothed felid Smilodon. In: Steward KM, Seymour KL, eds. Paleoecology and Paleoenvironments of Late Cenozoic Mammals. Toronto: University of Toronto Press. pp 283-299.
5. Martin LD (1998) Felidae. In: Janis CM, Scott KM, Jacobs LL, eds. Evolution of Tertiary Mammals of North America, vol. 1: Terrestrial Carnivores, Ungulates, and Ungulatelike Mammals. Cambridge: Cambridge University Press. Pp 236-242.
6. Antón M, Galobart A(1999) Neck function and predatory behavior in the scimitar toothed cat Homotherium latidens (Owen). J Vertebr Paleontol 19: 771-784.
7. Antón M, Galobart Á, Turner A (2005) Co-existence of scimitar-toothed cats, lions and hominins in the European Pleistocene. Implications of the post-cranial anatomy of Homotherium latidens (Owen) for comparative palaeoecology. Quaternary Science Reviews 24: 1287-1301.
8. Therrien F (2005) Feeding behaviour and bite force of sabretoothed predators. Zool J Linn Soc-Lond 145: 393-426.
9. Wroe S, McHenry C, Thomason J (2005) Bite club: comparative bite force in big biting mammals and the prediction of predatory behaviour in fossil taxa. Proc Roy Soc, B 272: 619-625.
10. Christiansen P (2006) Sabertooth characters in the clouded leopard (Neofelis nebulosa Griffiths 1821). J Morphol 267: 1186-1198.
11. Schultz CB, Martin LD (1970) Machairodont cats from the early Pleistocene Broadwater and Lisco local faunas. Bull Univ Nebraska State Mus 9: 33-38.
12. Gonyea WJ (1976) Behavioral implications of saber-toothed felid morphology. Paleobiology 2: 332-342.
13. Anyonge W (1996) Locomotor behaviour in Plio-Pleistocene sabre-tooth cats: A biomechanical analysis. J Zool Lond 238: 395-413.
14. Demes B, Jungers WL, Selpien K (1991) Body size, locomotion, and long-bone cross-sectional geometry in indriid primates. Am J Phys Anthropol 86: 537-547.
15. Heinrich R, Biknevicius A (1998) Skeletal allometry and interlimb scaling patterns in mustelid carnivorans. J Morphol 235: 121-134.
16. Anyonge W (1993) Body mass in large extant and extinct carnivores. J Zool Lond 231: 339-350.
17. Jungers WL, Burr DB (1994) Body size, long bone geometry and locomotion in quadrupedal monkeys. Z Morphol Anthropol 80: 89-97.
18. Ruff CB (2000) Body size, body shape, and long bone strength in modern humans. J Hum Evol 38: 269-290.
19. Ruff CB, Trinkaus E, Walker A, Larsen CS (1993) Postcranial robusticity in Homo, I: Temporal trends and mechanical interpretation. Am J Phys Anthropol 91: 21-53.
20. Trinkaus E, Churchill SE, Ruff CB (1994) Postcranial robusticity in Homo, II: humeral bilateral asymmetry and bone plasticity. Am J Phys Anthropol 93: 1-34.
21. Lieberman DE, Polk JD, Demes B (2004) Predicting long bone loading from cross-sectional geometry. Am J Phys Anthropol 123: 156-171.
22. Demes B, Stern JT, Jr., Hausman MR, Larson SG, McLeod KJ, et al. (1998) Patterns of strain in the macaque ulna during functional activity. Am J Phys Anthropol 106: 87-100.
23. Demes B, Qin Y-X, Stern JT, Jr., Larson SG, Rubin CT (2001) Patterns of strain in the macaque tibia during functional activity. Am J Phys Anthropol 116: 257-265.
24. Rubin CT, Gross TS, McLeod KJ, Bain SD (1995) Morphologic stages in lamellar bone formation stimulated by a potent mechanical stimulus. J Bone Miner Res 10: 488-495.
25. Martin RB, Burr DB, Sharkey NA (1998) Skeletal Tissue Mechanics. New York: Springer. 392 p.
26. Robling AG, Hinant FM, Burr DB, Turner CH (2002) Improved bone structure and strength after long-term mechanical loading is greatest if loading is separated into short bouts. J Bone Miner Res 17: 1545-1554.
27. Ruff CB, Holt BH, Trinkaus E (2006) Who's afraid of the big bad Wolff? Wolff's law and bone functional adaptation. Am J Phys Anthropol 129: 484-498.
28. Meachen-Samuels JA, Van Valkenburgh B (2009) Forelimb indicators of preysize preference in the Felidae. J Morphol 270: 729-744.
29. Doubé M, Wiktorowicz-Conroy A, Christiansen P, Hutchinson JR, Shefelbine S (2009) Three-dimensional geometric analysis of felid limb bone allometry. PLoS ONE 4:e4742. Available http://www.plosone.org/article/info:doi%2F10. 1371%2Fjournal.pone.0004742. Accessed 2009 April 1.
30. Meachen-Samuels JA (2010) Comparative scaling of humeral cross-sections of felids and canids using radiographic images. J Mammal Evol, In press.
31. Barnett R, Shapiro B, Barnes I, Ho SYW, Burger J, et al. (2009) Phylogeography of lions (Panthera leo ssp.) reveals three distinct taxa and a late Pleistocene reduction in genetic diversity. Mol Ecol 18: 1668-1677.
32. Sorkin B (2008) A biomechanical constraint on body mass in terrestrial mammalian predators. Lethaia 41: 333-347.
33. Rubin CT, Lanyon LE (1982) Limb mechanics as a function of speed and gait: a study of functional strains in the radius and tibia of horse and dog. J Exp Biol 101: 187-211.
34. Bertram JEA, Biewener AA (1988) Bone curvature: sacrificing strength for load predictability? J Theor Biol 131: 75-92.
35. Turner A, Antón M (1997) The big cats and their fossil relatives. New York: Columbia University Press. 256 p.
36. Meachen-Samuels JA (2008) Prey-killing adaptations in the forelimbs of sabertoothed cats and nimravids. J Vertebr Paleontol 28S: 115A.
37. Salesa MJ, Antón M, Turner A, Morales J (2010) Functional anatomy of the forelimb in Promegantereon ogygia (Felidae, Machairodontinae, Smilodontini) from the Late Miocene of Spain and the origins of the sabre-toothed felid model. J Anat 216: 381-396.
38. Ewer RF (1973) The Carnivores. New York: Cornell University Press. 500 p.
39. Salesa MJ, Antón M, Turner A, Morales J (2005) Aspects of the functional morphology in the cranial and cervical skeleton of the sabre-toothed cat Paramachairodus ogygia (Kaup, 1832) (Felidae, Machairodontinae) from the Late Miocene of Spain: implications for the origins of the machairodont killing bite. Zool J Linn Soc-Lond 144: 363-377.
40. Van Valkenburgh B, Ruff CB (1987) Canine tooth strength and killing behaviour in large carnivores. J Zool Lond 212: 379-397.
41. Ruff CB, Hayes WC (1983) Cross-sectional geometry of pecos pueblo femora and tibiae-a biomechanical investigation: 1. Method and general patterns of variation. Am J Phys Anthropol 60: 359-381.
42. Polk JD, Demes B, Jungers WL, Biknevicius AR, Heinrich RE, et al. (2000) A comparison of primate, carnivoran and rodent limb bone cross-sectional properties: are primates really unique? J Hum Evol 39: 297-325.
43. Runestad JA (1997) Postcranial adaptations for climbing in the Loridae (Primates). J Zool Lond 242: 261-290.
44. Biknevicius AR (1993) Biomechanical scaling of limb bones and differential limb use in caviomorph rodents. J Mammal 74: 95-107.
45. Macdonald DW (1996) Social behaviour of captive bush dogs (Speothos venaticus). J Zool Lond 239: 525-543.
46. Bieseigel BD, Zuercher GL (2005) Speothos venaticus. Mammalian Species 783: 1-6.
47. Van Valkenburgh B (1987) Skeletal indicators of locomotor behavior in living and extinct carnivores. J Vertebr Paleontol 7: 162-182.
48. Schaller GB (1967) The Deer and the Tiger. Chicago: University of Chicago Press. 384 p.
49. Schaller GB (1972) The Serengeti Lion: A Study of Predator Prey Relationships. Chicago: University of Chicago Press. 504 p.
50. Sasaki M, Hideki E, WiigØ, Derocher AE, Tsubota T, et al. (2005) Adaptation of the hindlimbs for climbing in bears. Ann Anat 187: 153-160.
51. Antón M, García-Perea R, Turner A (1998) Reconstructed facial appearance of the sabretoothed felid Smilodon. Zool J Linn Soc-Lond 124: 369-386.
52. Coltrain JB, Harris JM, Cerling TE, Ehleringer JR, Dearing M, et al. (2004) Rancho La Brea stable isotope biogeochemistry and its implications for the Paleoecology of the late Pleistocene, coastal southern California. Palaeogeogr Palaeocl 205: 199-219.
53. Van Valkenburgh B, Hertel F (1998) The decline of North American predators during the late Pleistocene. In Saunders JJ, Styles BW, Baryshnikov GF, eds. Quaternary Paleozoology in the Northern Hemisphere. Springfield, IL: Illinois State Mus Sci Papers vol. 27. pp 357-374.
54. Rasband WS (2007) ImageJ. U. S. National Institutes of Health, Bethesda, Maryland, USA, Available http://rsb.info.nih.gov/ij/. Accessed 2007 September 10.
55. Alexander RMcN (1983) Animal Mechanics. 2nd edition. London: Packard Publishing Limited, Blackwell Scientific Publications. 312 p.