Harpole, Clifford E <br/><br/>
Melatonin duration gates photoperiodic vocal state change in a songbird.  [electronic resource] 

 -  Journal of pineal research  Mar 2020 
 - e12625 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>1600-079X 
<br/><br/><label>Standard No.: </label>10.1111/jpi.12625  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Animals<br/>Male<br/>Melatonin--pharmacology<br/>Photoperiod<br/>Sparrows<br/>Vocalization, Animal--drug effects