Evolution's wedge :
xiv, 303 p. : ill., map ; 27 cm. - (Organisms and environments ; no. 12) Content notes : 1. Discovery of a unifying principle--
2. Why character displacement occurs--
3. When character displacement occurs--
4. How character displacement unfolds--
5. Diversity and novelty within species--
6. Ecological consequences--
7. Sexual selection--
8. Speciation--
9. Macroevolution--
10. Major themes and unsolved problems--
References--
Index. Competition (Biology). Animal diversity.