The hen, who alone builds the nest and incubates the eggs, enters and leaves the chamber by a hole at one side.   anvd [Please select]

But the Cow-bird is like the fowl that never incubates, and continues dropping eggs during four months and a half.   anvd [Please select]

The common coucal or crow-pheasant (_Centropus sinensis_) is a cuckoo that builds a nest and incubates its eggs.   anvd [Please select]

In the Red-eyed Vireo, only the female regularly incubates, and courtship feeding is definitely functional.   anvd [Please select]

] My data, based on incubation beginning with the second egg, indicate that the female incubates more often daily than the male (fig.)   anvd [Please select]

The most marked difference in the habits of the Adélie and the Emperor lies in the respective seasons at which each lays and incubates its eggs.   anvd [Please select]

These observations bear out, rather than refute, Baumgartner's statement (1938:281) that "the horned owl incubates very closely," for a strong stimulus was necessary to keep the owl from covering the eggs.   anvd [Please select]