CM1992: Body Mass Estimates Using Campbell and Marcus (1992)
Description
This function estimates body mass based on femoral circumference using the avian equation of Campbell and Marcus (1992)
Usage
CM1992(FC, data = NULL)
Arguments
FC
a value of vector representing femoral circumference (in mm)
data
an optional object of class = "data.frame" or class = "matrix"
Value
CM1992
A numeric value or vector representing the mass estimate(s) in grams
Details
If a data object is specified, the mass estiamtes will be added as a column to the data.frame or matrix within that object.
References
Campbell Jr., K.E. and Marcus, L. (1992) The relationships of hindlimb bone dimensions to body weight in birds. Natural History Museum of Los Angeles County Science Series, 36, 395-412.