eagles

0th

Percentile

Foraging Ecology of Bald Eagles

Knight and Skagen collected during a field study on the foraging behaviour of wintering Bald Eagles in Washington State, USA data concerning 160 attempts by one (pirating) Bald Eagle to steal a chum salmon from another (feeding) Bald Eagle.

Keywords
datasets
Usage
eagles
Format

The eagles data frame has 8 rows and 5 columns.

y

Number of successful attempts.

n

Total number of attempts.

P

Size of pirating eagle (L = large, S = small).

A

Age of pirating eagle (I = immature, A = adult).

V

Size of victim eagle (L = large, S = small).

References

Venables, W. N. and Ripley, B. D. (1999) Modern Applied Statistics with S-PLUS. Third Edition. Springer.

Aliases
  • eagles
Examples
# NOT RUN {
eagles.glm <- glm(cbind(y, n - y) ~ P*A + V, data = eagles,
                  family = binomial)
dropterm(eagles.glm)
prof <- profile(eagles.glm)
plot(prof)
pairs(prof)
# }
Documentation reproduced from package MASS, version 7.3-51.3, License: GPL-2 | GPL-3

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