CK-12 Foundation
Ck 12: Life Science: Echinoderms
[Free Registration/Login may be required to access all resource tools.] You're probably familiar with starfish and sand dollars. They are both echinoderms. Sea urchins and sea cucumbers are also echinoderms. What's similar between these...
CK-12 Foundation
Ck 12: Life Science: Frogs and Toads
[Free Registration/Login may be required to access all resource tools.] Frogs and toads are amphibians in the order Anura. In terms of classification, there is actually not a big difference between frogs and toads. Learn more about frogs...
CK-12 Foundation
Ck 12: Life Science: Segmented Worms
[Free Registration/Login may be required to access all resource tools.] When you think of worms, you probably picture earthworms. There are actually many types of worms, including flatworms, roundworms, and segmented worms. Earthworms...
Other
Miami University: Cellular Nature of Life?
Basic information about cells in an outline form. Gives good information in an abbreviated format.
University of California
Regents of the University of California: Amphibia Web
AmphibiaWeb, a site inspired by global amphibian declines, is an online system that allows free access to information on amphibian biology and conservation. This site is filled with amphibian facts, a glossary of terms, species numbers,...
University of Michigan
University of Michigan: Viruses
This resource offers an outline of basic virus characteristics, including the reproductive process for viruses.
University of Massachusetts
Beavers in Massachusetts
Physical characteristics, distribution, food, life cycle, and dam and lodge building are the topics featured in this effective beaver site.
CK-12 Foundation
Ck 12: Life Science: Ecosystems
[Free Registration/Login may be required to access all resource tools.] Ecology is the study of ecosystems. That is, ecology is the study of how living organisms interact with each other and with the nonliving part of their environment....
ClassFlow
Class Flow: Living and Nonliving
[Free Registration/Login Required] Flipchart details characteristics of living and nonliving things, then asks students to classify. Activote questions are included.
CK-12 Foundation
Ck 12: Life Science: Jawless Fish
[Free Registration/Login may be required to access all resource tools.] What defines a jawless fish? You can probably guess. A jawless fish is a fish without a jaw. But there are other features that are shared by this class of organisms....
BiologyWise
Biology Wise: Spirogyra Facts
Provides information about Spirogyra, a type of algae. Discusses characteristics, classification, cell structure, method of reproduction, and life cycle.
University of North Carolina
University of North Carolina: What Can I Do With a Major In
Are you looking to explore possible career paths based on a college major? Explore possible career titles, major skills and characteristics, and websites related to your choice of college major.
University of Florida
Florida Museum of Natural History: Fish Adaptations
This site has pictures that illustrate the many ways fish have adapted to make the most of life in their environments. The explanations are short and easy to understand.
City University of New York
Brooklyn College: Growth and Reproduction
This site from the Brooklyn College provides a brief, but good, explanation of the meaning of biological growth and how it relates to the process of reproduction.
PBS
Pbs Learning Media: American Chestnut Tree
This annotated slideshow adapted from KET's Electronic Field Trip to the Forest illustrates how blight decimated the American chestnut tree and the methods scientists use to identify and pollinate the remaining trees to create...
Sophia Learning
Sophia: Essential Elements: Lesson 2
This lesson will introduce the 4 elements that make up most of the body: Oxygen, Nitrogen, Carbon, and Hydrogen. It is 2 of 4 in the series titled "Essential Elements."
Sophia Learning
Sophia: Essential Elements: Lesson 3
This lesson will introduce the 4 elements that make up most of the body: Oxygen, Nitrogen, Carbon, and Hydrogen. It is 3 of 4 in the series titled "Essential Elements."
PBS
Pbs Learning Media: Primitive Insects of the Congaree Swamp
In this video segment from NatureScene, observe dragonflies and mayflies near Cedar Creek at Congaree Swamp National Park. [5:25]
Other
Sea and Sky: Sharks and Rays
Selected species of sharks and rays are described and illustrated with photographs.
Soft Schools
Soft Schools: Classification Quiz
Take this interactive, multiple-choice quiz over classification of organisms, then review your score and any missed questions at the end.
BBC
Bbc: Nature Wildfacts: Great White Shark
This resource provides detailed information about great white sharks.
BBC
Bbc: Nature Wildfacts: Common Earthworm
Before you go looking for an earthworm, learn more about it from this detailed fact sheet and from these close-up photos.