Excerpts

	First Seven Chapters Click the link to read the first seven chapters of The Sixth Extinction in PDF format (Adobe Acrobat Required) TIP: To download the PDF file to your computer, right click here and choose "Save Link As" or "Save Target."
	Diving the Bonacca Deep At the Honduran resort, vacationers revel in the pristine beauty of the Bonacca Deep, a seamount near the resort. They marvel at the spotted dolphins that choose to play catch with their human visitors. Go here to read an online excerpt.
	Rachel Sullivan's Intro Read the introduction of the marine biologist Rachel Sullivan as she studies Emperor Penguins near the foot of the Mount Erebus Volcano in Antarctica.
	Rachel's submersible Read Dan's initial impressions of Rachel's submersible called SeaZee.