Assessment of the ossification of the dens axis in cheetahs.
figureposted on 11.06.2019, 17:30 by Martin J. Schmidt, Gerhard Steenkamp, Klaus Failing, Peter Caldwell, Robert M. Kirberger
Laterolateral radiograph of the upper cervical spine of different age cheetahs demonstrating the gradual ossification of the dens axis. A is 3.2 months old, B is 6 months old, and C is 42 months old and the dens is completely fused.
Read the peer-reviewed publication
radiographic analysispalateregression analysisMetricage estimationpostcranial morphologyAcinonyx jubatuscoronal suturecondylobasallengthspeciesinformationMultipleage-dependent changeoverviewparameterstatusage approximationretrospectivephyseal closuresemi-captive cheetahsage-related changesretrospectivelyappendicularage determinationpulp sizesinusnon-metric variables162 known-ageskullcharacteristicaimRadiographbenefitcorrelationtime framescontributionossification centers