div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imageimg data-url=the-cuckoo-579622a922441htmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: The Cuckoo loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader036vdocumentspubreader036viewer2022073107575067881a28ab0f07abf568html5thumbnails1jpg width=140 height=200 divp© 1876 Nature Publishing Grouppdiv