Machado, A <br/><br/>
Behavioral variability and frequency-dependent selection.  [electronic resource] 

 -  Journal of the experimental analysis of behavior  Sep 1992 
 - 241-63 p.  digital 
<br/><br/> Publication Type: Journal Article; Research Support, U.S. Gov't, Non-P.H.S.; Research Support, U.S. Gov't, P.H.S. 
<br/><br/><label>ISSN: </label>0022-5002 
<br/><br/><label>Standard No.: </label>10.1901/jeab.1992.58-241  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Animals<br/>Appetitive Behavior<br/>Color Perception<br/>Columbidae<br/>Markov Chains<br/>Motivation<br/>Orientation<br/>Probability<br/>Reinforcement Schedule