Table 7.

Comparison between flight cardiorespiratory data obtained in the present study and those predicted for a running mammal of the same body mass by Bishop's allometric equations ( Bishop, 1997 )

RowBishop equation no.Parameter (units)Predicted valueMeasured value (present study)PS/PredComments
14fh (beats min-1)565 (-14.8%)*6631.17Calculated from Mb
212Mh (g)2.52 (-43.8%)*4.481.78Calculated from Mb
38Vs (ml beats-1)0.96 (-19.3%)*1.191.24Calculated using eq. 12, predicted mammalian MH, value 2.52 g
44CaO2Cv̄O2 (ml O2 ml-1)0.1540.1380.90Estimated from mean mammalian [Hgb], see text
510 (ml min-1)478.7 (-39.6%)*792.11.65Calculated using eq. 12, predicted mammalian Mh, value 2.52 g
615O2max (ml min-1)74.5 (-31.9%)109.41.47Calculated using eq. 12, predicted mammalian Mh, value 2.52 g
  • PS, present study; Pred., predicted.

  • * Values are calculated error estimates for predicted values from Bishop's equations (Bishop, 1997).