Duration of Incubation or Gestation : Incubation is the period measured from the first day of incubation to the time of the first egg hatching (birds), or from the laying of the last egg to hatching (reptiles and amphibians).
(Incubation; is; the period measured from the first day of incubation to the time of the first egg hatching (birds), or from the laying of the last egg to hatching (reptiles and amphibians)) (the period; measured; from the first day of incubation to the time of the first egg hatching (birds), or from the laying of the last egg to hatching (reptiles and amphibians)
Incubation the period
is measured
the period measured from the first day of incubation to the time of the first egg hatching (birds), or from the laying of the last egg to hatching (reptiles and amphibians)
from the first day of incubation to the time of the first egg hatching (birds), or from the laying of the last egg to hatching (reptiles and amphibians