Table 3.

Ontogenetic scaling of functional variables associated with jumping in three species of Anolis lizards

VariableNInterceptSloperConfidence limits
Anolis equestris       
    Take-off velocity 9 -1.18 0.72 0.73* 0.33 1.12 
    Peak acceleration 9 - -1.01 0.37 - - 
    Peak power 9 - 1.35 0.17 - - 
    Peak force 9 -6.78 3.42 0.93* 2.78 4.07 
    Duration of take-off phase 9 -2.28 0.74 0.64* 0.30 1.18 
    Take-off angle 9 - 1.09 0.30 - - 
    Jump distance 9 -3.04 1.36 0.88* -0.55 3.27 
    Contact time distance 9 -3.46 1.25 0.98* 0.87 1.63 
    Time to peak power 9 - 0.98 0.55 - - 
    Time to peak acceleration 9 - 1.06 0.14 -  
Anolis sagrei       
    Take-off velocity 13 -0.92 0.73 0.65* 0.31 1.14 
    Peak acceleration 13 - 0.91 0.25 - - 
    Peak power 13 - 1.42 0.47 - - 
    Peak force 13 -7.39 4.10 0.97* 3.24 4.96 
    Duration of take-off 13 - 0.74 0.48 - - 
    Take-off angle 13 - 1.14 0.33 - - 
    Jump distance 13 -2.65 1.39 0.72* 0.67 2.12 
      Contact time distance 13 -3.24 1.33 0.62* 0.50 2.17 
    Time to peak power 13 - 0.92 0.43 - - 
    Time to peak acceleration 13 - -0.47 0.45 -  
Anolis carolinensis       
    Take-off velocity 52 -1.12 0.82 0.71* 0.69 0.95 
    Peak acceleration 52 0.01 0.95 0.37* 0.72 1.19 
    Peak power 52 -0.10 1.59 0.59* 1.22 1.97 
    Peak force 52 -6.99 3.89 0.95* 3.49 4.29 
    Duration of take-off 52 -2.01 0.62 0.48* 0.43 0.80 
    Take-off angle 52 - 0.92 0.14 - - 
    Jump distance 52 -2.90 1.50 0.71* 1.23 1.78 
    Contact time distance 52 -3.10 1.17 0.67* 0.90 1.43 
    Time to peak power 52 -2.28 0.73 0.40* 0.54 0.92 
    Time to peak acceleration 52 - 2.95 0.24 - - 
VariableNInterceptSloperConfidence limits
Anolis equestris       
    Take-off velocity 9 -1.18 0.72 0.73* 0.33 1.12 
    Peak acceleration 9 - -1.01 0.37 - - 
    Peak power 9 - 1.35 0.17 - - 
    Peak force 9 -6.78 3.42 0.93* 2.78 4.07 
    Duration of take-off phase 9 -2.28 0.74 0.64* 0.30 1.18 
    Take-off angle 9 - 1.09 0.30 - - 
    Jump distance 9 -3.04 1.36 0.88* -0.55 3.27 
    Contact time distance 9 -3.46 1.25 0.98* 0.87 1.63 
    Time to peak power 9 - 0.98 0.55 - - 
    Time to peak acceleration 9 - 1.06 0.14 -  
Anolis sagrei       
    Take-off velocity 13 -0.92 0.73 0.65* 0.31 1.14 
    Peak acceleration 13 - 0.91 0.25 - - 
    Peak power 13 - 1.42 0.47 - - 
    Peak force 13 -7.39 4.10 0.97* 3.24 4.96 
    Duration of take-off 13 - 0.74 0.48 - - 
    Take-off angle 13 - 1.14 0.33 - - 
    Jump distance 13 -2.65 1.39 0.72* 0.67 2.12 
      Contact time distance 13 -3.24 1.33 0.62* 0.50 2.17 
    Time to peak power 13 - 0.92 0.43 - - 
    Time to peak acceleration 13 - -0.47 0.45 -  
Anolis carolinensis       
    Take-off velocity 52 -1.12 0.82 0.71* 0.69 0.95 
    Peak acceleration 52 0.01 0.95 0.37* 0.72 1.19 
    Peak power 52 -0.10 1.59 0.59* 1.22 1.97 
    Peak force 52 -6.99 3.89 0.95* 3.49 4.29 
    Duration of take-off 52 -2.01 0.62 0.48* 0.43 0.80 
    Take-off angle 52 - 0.92 0.14 - - 
    Jump distance 52 -2.90 1.50 0.71* 1.23 1.78 
    Contact time distance 52 -3.10 1.17 0.67* 0.90 1.43 
    Time to peak power 52 -2.28 0.73 0.40* 0.54 0.92 
    Time to peak acceleration 52 - 2.95 0.24 - - 

Results of reduced major axis regressions of log10-transformed kinesiological data against log10 of hindlimb length for ontogenetic series of the three species included in the present study

*

denotes significant regressions at the α=0.05 level

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