The evolution of the Genus Homo is neatly laid out in a chronological fashion beginning with the key change that signaled the origin of Homo, through the evolutionary forms, finalizing with Homo sapiens.

All living things can be identified by their placement in a biological classification table. Students will investigate the organization of all living things and learn how to classify through the process of classifying their own shoes....

The Tree of Life Web Project contains information on living organisms including their history and characteristics. Over 3,000 web pages are linked together uniting all living things.

Find the human ancestor you are interested in and click on it either in the timeline or the list below for more details. Each fossil or reconstruction pictured includes links to more details about it.

At the online companion Web site of "Evolution," the seven-episode series on PBS, piece together clues to how one of our early ancestors looked as you examine images from four significant fossil finds of Australopithecus afarensis.

The Canis genus has as its member's jackals, wolves, the coyote, and the domestic dog. Members of the genus are found on every continent except Antarctica, the dingo having been introduced to Australia a few thousand years ago. Learn...

Describes habitats of red algae. Also has pictures of various genus of red algae, with descriptions.

This resource contains information on the Thomisidae family and offers plenty of pictures. Includes a section on the mating habits of the Genus Xysticus.

Falcons, hobbies and kestrels are all in the genus Falco. In general terms, the larger birds are falcons; the smaller swift ones possessing long, narrow wings are hobbies and; those that hover while hunting for prey are the kestrels....

Elk, red and sika deer is a genus of large mammals native to large parts of Europe, Asia, and North America. Their adaptability is almost legendary and has been instrumental in their successful introductions into many other areas of the...

FlyBase is a database of drosophila genes and genomes. Drosophila is the genus of small flies, fruit flies, for example.

A brief, but informative paragraph describing the parasitic nature of sporozoans, part of a larger page about single-celled organisms.

PBS profile of the Leakeys--Louis, Mary, Richard, and Maeve--discusses their finds at Olduvai Gorge and family relationships. Related links.

The little cave man guy with a club welcomes you to the site. Did early man look like him? Mr. Donn has put together a Cheat Sheet of Who's Who of Early Man beginning with the famous Lucy and ending with men that looked a lot like us!

The Encyclopedia of Life presents this in-depth overview of Cymbidium Orchids (Cymbidium), including their habitats, size, conservation status, and much more. Images of this genus and maps of its global distribution can also be found here.

The Encyclopedia of Life presents this in-depth overview of Cotton (Gossypium), including their habitats, size, conservation status, and much more. Images of this genus and maps of its global distribution can also be found here.

The Encyclopedia of Life presents this in-depth overview of Periodical Cicadas (Magicicada), including their habitats, size, conservation status, and much more. Images of this genus and maps of its global distribution can also be found...

A resource with information on a family of spiders similar to the orb-web spiders. Includes a section on the Tetragnatha genus, which have extremely large jaws. There are many photos.

The Encyclopedia of Life presents this in-depth overview of Baboons (Papio), including their habitats, size, conservation status, and much more. Images of this genus and maps of its global distribution can also be found here.

The Encyclopedia of Life presents this in-depth overview of Babirusas (Babyrousa), including their habitats, size, conservation status, and much more. Images of this genus and maps of its global distribution can also be found here.

The Encyclopedia of Life presents this in-depth overview of Cobras (Naja), including their habitats, size, conservation status, and much more. Images of this genus and maps of its global distribution can also be found here.

The Encyclopedia of Life presents this in-depth overview of Fire Ants (Solenopsis), including their habitats, size, conservation status, and much more. Images of this genus and maps of its global distribution can also be found here.

Antelope Jackrabbits are nocturnal and crepuscular, and almost never vocalize. They are probably the fastest runners of their genus, with a top speed of 72 km per hour. Learn more about the Lepus alleni, more commonly known as an...

The Chisel-toothed Kangaroo Rat has chisel-shaped lower incisors, with which it strips the epidermis from the leaves of desert shadscale or saltbush, thereby reaching the palatable and water-rich interior of the leaf. This Kangaroo Rat...