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<h2>Hen Harriers Eating Grouse</h2>

<h3>Description</h3>

<p>Data on the rate at which Hen Harriers consume Grouse as a
function of Grouse density.
</p>


<h3>Usage</h3>

<pre>
data(harrier)
</pre>


<h3>Format</h3>

<p>A data frame with 2 columns and 37 rows. The columns are:
</p>

<dl>
<dt>Grouse.Density</dt><dd><p>Density of Grouse per square kilometre.</p>
</dd>
<dt>Consumption.Rate</dt><dd><p>Number of Grouse consumed per Hen Harrier per day.</p>
</dd>
</dl>


<h3>Details</h3>

<p>Data have been read from Figure 1 of Asseburg et al. (2005)</p>


<h3>Source</h3>

 
<p>Asseburg, C., S. Smout, J. Matthiopoulos, C. Fernandez, S. Redpath,
S. Thirgood and J. Harwood (2005) The functional response of a generalist
predator. Web preprint 
</p>


<h3>References</h3>

<p>Wood, S.N. (2006, 2017) Generalized Additive Models: An Introduction with R. CRC
</p>


<h3>Examples</h3>

<pre>
  data(harrier)
  with(harrier,plot(Grouse.Density,Consumption.Rate))
</pre>


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