R: B.12: Vanishing directions of homing pigeons

fisherB12 {circular} | R Documentation

## B.12: Vanishing directions of homing pigeons

### Description

Vanishing directions of 15 homing pigeons, released just over 16 kilometres Northwest of their loft.

### Usage

    data(fisherB12)
    data(fisherB12c)

### Format

`fisherB12` a vector of 15 observations (in degrees). `fisherB12c` contains the same observations in a circular objects.

### Source

Schmidt-Koenig (1963) On the role of the loft, the distance and site of release in pigeon homing (the "cross-loft experiment"). Biol. Bull. (125)154-164.

### References

N.I. Fisher (1993) Statistical analysis of circular data. Cambridge University Press. Pag. 245.

### Examples

    data(fisherB12c)
    plot(fisherB12c, stack=TRUE, shrink=1.5)

[Package circular version 0.4-93 Index]