[Free Registration/Login may be required to access all resource tools.] Discusses the evolution of animal behavior and the nature-nurture debate.

[Free Registration/Login may be required to access all resource tools.] Barking, purring, and playing are just some of the ways in which dogs and cats behave. These are examples of animal behaviors. Animal behavior is any way that...

[Free Registration/Login may be required to access all resource tools.] Overview of the two types of cyclic behaviors of animals.

[Free Registration/Login may be required to access all resource tools.] Covers innate behavior in animals.

[Free Registration/Login may be required to access all resource tools.] Overview of the different types of social behavior of animals.

Try these five multiple-choice questions about the difference between innate and learned behaviors in animals. The quiz is self-checking, and provides hints to the student if needed.

Take this quick quiz to check comprehension of several ecological survival behaviors of animals.

Find out what you know about animal development by taking this pretest.

Find out what you know about animal development by taking this post test.

[Free Registration/Login may be required to access all resource tools.] Describes types of behavior that animals can learn.

[Free Registration/Login may be required to access all resource tools.] Why is animal communication important? Without it, animals would not be able to live together in groups. Animals that live in groups with other members of their...

[Free Registration/Login may be required to access all resource tools.] Just about all human behaviors are learned. Learned behavior is behavior that occurs only after experience or practice. Learned behavior has an advantage over innate...

Use these questions about the biological explanation of social behavior in animals to practice for the MCAT.

Take an interactive quiz over animal structure, function, and behavior. After completing the quiz, check your score, and then revisit any incorrect question for further review.

[Free Registration/Login may be required to access all resource tools.] Provides an overview of biological communities.

[Free Registration/Login may be required to access all resource tools.] Provides an overview of biological communities.

[Free Registration/Login may be required to access all resource tools.] What does the word "communication" make you think of? Talking on a cell phone? Texting? Writing? Those are just a few of the ways in which human beings communicate....

[Free Registration/Login may be required to access all resource tools.] An overview of the reproductive behaviors of animals.

Interactive animation illustrates how Charles Darwin used his study of finch beaks to explain evolution. A phylogenetic tree diagram shows how the birds' color and beak shape changed over generations.

How do birds know what direction to fly when they fly south for the winter? This tutorial explains circadian rhythm using an experiment performed with pigeons.

WORMS- What are they? Where did they come from? If you are interested in Herman the Worm's family tree (biologically speaking), his body structures, or all the facts about him that you'll ever need, go to "The Adventures of Herman the...

Learn how animals communicate with visual, sound, touch, and chemical signals.

The following lessons help students from grades 6-8 understand sleep and circadian rhythms. Lesson topics iinclude: day and night, seasons, sundails, clocks, sleep and sleep patterns and sleeping in space.

[Free Registration/Login may be required to access all resource tools.] From a human point of view, a habitat is where you live, go to school, and go to have fun. Your habitat can be altered, and you can easily adapt. Most people live in...