Cyclical fluctuations in the levels of blood calcium, pH and pCO 2  in Japanese quail.
D000136:Acid-Base Equilibrium; D000818:Animals; D001769:Blood; D002118:Calcium / Q000097:blood* / Q000378:metabolism; D002245:Carbon Dioxide / Q000097:blood*; D003370:Coturnix / Q000378:metabolism; D005260:Female; D006863:Hydrogen-Ion Concentration; D008297:Male; D010060:Ovulation; D010507:Periodicity; D012737:Sex Factors; D013997:Time Factors
D002245:Carbon Dioxide; D002118:Calcium