Witmer Stone

“ The Cuckoo's exact method of depositing her egg seems not to have been even yet positively ascertained. Mr. Chance construes his evidence as proving that an egg can be laid in eight seconds, the period that the bird under observation was actually on a nest and left and egg which was not there before, and he also claims that in other instances it can be retained for hours after the bird has become anxious to lay it. ”

“ The longest-living author of this work died in 1939, so this work is in the public domain in countries and areas where the copyright term is the author's life plus 84 years or less. This work may be in the public domain in countries and areas with longer native copyright terms that apply the rule of the shorter term to foreign works. ”