Hõrak, P <br/><br/>
Growth conditions affect carotenoid-based plumage coloration of great tit nestlings.  [electronic resource] 

 -  Die Naturwissenschaften  Oct 2000 
 - 460-4 p.  digital 
<br/><br/> Publication Type: Journal Article; Research Support, Non-U.S. Gov't 
<br/><br/><label>ISSN: </label>0028-1042 
<br/><br/><label>Standard No.: </label>10.1007/s001140050759  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Animals<br/>Carotenoids--physiology<br/>Estonia<br/>Feathers--physiology<br/>Female<br/>Geography<br/>Litter Size<br/>Pigmentation<br/>Population Density<br/>Rural Population<br/>Songbirds--growth & development<br/>Urban Population