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Keywords: incubation periodClose
Journal: Journal of Experimental Biology
J Exp Biol (2003) 206 (15): 2703–2710.
Published: 1 August 2003
... applicable to the emu, a ratite bird species. We studied cardiovascular physiology over the interval from 60% to 90% of the emu's 50-day incubation period. During this period,embryonic emus exhibit a slight fall in resting heart rate (from 171 beats min -1 to 154 beats min -1 ) and a doubling of mean...