div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imageimg data-url=natural-history-of-the-intertidal-zonehtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: Natural History of the Intertidal Zone loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader031vdocumentsmxreader031viewer2022020405575067f51a28ab0f07adf0a4html5thumbnails1jpg width=140 height=200 divp©1949 Nature Publishing Grouppdiv