From: Comparative tests of ectoparasite species richness in seabirds
 | Body Mass | Wingspan | Body Size | Bill Length | Longevity | Clutch Size | Population Size | Geographic Range |
---|---|---|---|---|---|---|---|---|
Body Mass | 1 | Â | Â | Â | Â | Â | Â | Â |
Wingspan | 0.88 | 1 | Â | Â | Â | Â | Â | Â |
Body Size | 0.95 | 0.91 | 1 | Â | Â | Â | Â | Â |
Bill Length | 0.82 | 0.75 | 0.89 | 1 | Â | Â | Â | Â |
Longevity | 0.45 | 0.52 | 0.51 | 0.52 | 1 | Â | Â | Â |
Clutch Size | -0.28 | -0.36 | -0.37 | -0.23 | -0.39 | 1 | Â | Â |
Population Size | -0.24 | -0.18 | -0.19 | -0.26 | 0.02 | 0.06 | 1 | Â |
Geographic Range | -0.34 | -0.23 | -0.27 | -0.31 | -0.04 | 0.61 | 0.52 | 1 |