O'Brien, Diane M <br/><br/>
Pollen feeding in the butterfly Heliconius charitonia: isotopic evidence for essential amino acid transfer from pollen to eggs.  [electronic resource] 

 -  Proceedings. Biological sciences  Dec 2003 
 - 2631-6 p.  digital 
<br/><br/> Publication Type: Comparative Study; Journal Article; Research Support, U.S. Gov't, Non-P.H.S. 
<br/><br/><label>ISSN: </label>0962-8452 
<br/><br/><label>Standard No.: </label>10.1098/rspb.2003.2552  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Amino Acids, Essential--pharmacokinetics<br/>Analysis of Variance<br/>Animal Nutritional Physiological Phenomena<br/>Animals<br/>Butterflies--metabolism<br/>Carbon Isotopes<br/>Costa Rica<br/>Feeding Behavior--physiology<br/>Female<br/>Gas Chromatography-Mass Spectrometry<br/>Mexico<br/>Nitrogen Isotopes<br/>Ovum--chemistry<br/>Pollen--chemistry<br/>Zea mays