Lotz, C N <br/><br/>
Hummingbirds pay a high cost for a warm drink.  [electronic resource] 

 -  Journal of comparative physiology. B, Biochemical, systemic, and environmental physiology  Aug 2003 
 - 455-62 p.  digital 
<br/><br/> Publication Type: Journal Article; Research Support, Non-U.S. Gov't; Research Support, U.S. Gov't, Non-P.H.S. 
<br/><br/><label>ISSN: </label>0174-1578 
<br/><br/><label>Standard No.: </label>10.1007/s00360-003-0346-8  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Administration, Oral<br/>Animals<br/>Birds--physiology<br/>Body Temperature<br/>Body Temperature Regulation--physiology<br/>Calorimetry, Indirect--methods<br/>Drinking--physiology<br/>Eating--physiology<br/>Electronic Data Processing<br/>Energy Metabolism--physiology<br/>Exercise Test<br/>Models, Theoretical<br/>Oxygen Consumption--physiology<br/>Sucrose--administration & dosage<br/>Thermogenesis--physiology<br/>Water--administration & dosage