Andersson, M <br/><br/>
Evolution. A case of male opportunism.  [electronic resource] 

 -  Nature  Jan 1990 
 - 20 p.  digital 
<br/><br/> Publication Type: Comment; News 
<br/><br/><label>ISSN: </label>0028-0836 
<br/><br/><label>Standard No.: </label>10.1038/343020a0  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Animals<br/>Biological Evolution<br/>Female<br/>Male<br/>Ranidae--physiology<br/>Sex Characteristics<br/>Sexual Behavior, Animal--physiology