Navigating Life Has a History, Level 1

Welcome to Life Has a History!

Read each screen carefully, all the way down to the row of orange dots at the bottom of the page.

Here are some tools that you can click on to move through the tour:

	= Go back to the beginning
	= Go to the previous page
	= Go to the next page
	= Close a pop-up window

Sometimes the forward arrow will be hidden until you've followed directions to answer a question or click on a picture. The directions will be shown in italics, just like this.

To begin, click on the Next icon below.


Home page banner photos: First two on home page only: Archaeopteryx by Dave Smith, © UCMP, and White-tailed Kite (Elanus leucurus) © 2005 Larry Jon Friesen; Red-eyed Tree Frog (Agalychnis callidryas) © 2005 Robert Puschendorf; Cyanobacteria (Myxococcoides minor) © J. William Schopf; Seaside Fleabane (Erigeron glaucus)© 2005 Larry Jon Friesen; Aetosaur (Desmatosuchus) © Rob Gay; Dolphin by Susan Middleton, © 2003 California Academy of Sciences; Radiolarian © UCMP; Lepidodendron © Roger Weller, Cochise College; Pteranodon by Dave Smith, © UCMP; Alkali Fly (Ephydra hians) © 2005 Larry Jon Friesen; Ichthyosaurus intermedius by Sarah Rieboldt, © UCMP; Starfish © Roy Caldwell, UC Berkeley; Common Collared Lizard (Crotaphytus collaris) by Glenn and Martha Vargas © California Academy of Sciences. Other photos, home page and this page: Western Grebes (Aechmophorus occidentalis) and Sanderling (Calidris alba) © 2005 Larry Jon Friesen; Western Pond Turtle (Clemmys marmorata by Gerald and Buff Corsi, © 1999 California Academy of Sciences.