Table 2.
Background similarity tests using Schoener’s D and the Hellinger distance I for climatic and remotely sensed data. The null hypothesis of niche similarity is rejected if test statistic values are below 0.025 (indicated with asterisks); reciprocal tests are presented (A–B, B–A).
Test caomarise | Climate
|
Remote sensing
|
|||||
---|---|---|---|---|---|---|---|
Overlap value | Background
|
Overlap value | Background
|
||||
A – B | B – A | A – B | B – A | ||||
APoultry versus | D | 0.676 | 0.00* | 0.90 | 0.800 | 1.00 | 1.00 |
BWild birds | I | 0.649 | 0.00* | 0.31 | 0.707 | 1.00 | 0.99 |
AAnseriformes versus | D | 0.476 | 0.21 | 1.00 | 0.357 | 0.19 | 0.94 |
BFalconiformes | I | 0.661 | 0.94 | 1.00 | 0.538 | 0.19 | 1.00 |
ACygnus versus | D | 0.785 | 0.95 | 0.78 | 0.754 | 0.73 | 1.00 |
Bnon-Cygnus Anseriformes | I | 0.842 | 1.00 | 1.00 | 0.681 | 0.74 | 1.00 |