Welcome to Ask A Biologist. This site has a large collection of biology learning materials that includes stories, games, activities, videos, and a podcast.

The desert is a tough place to live – food may be tough to find, rain only comes in certain seasons, and the temperatures can be hard to handle. How does one special lizard, the Gila monster, deal with these difficulties?

Explore the Skeleton Viewer

To explore the bones of the human skeleton, check out our Skeleton Viewer. Take a look further inside of a bone with our Bone Anatomy Viewer.

To learn more about bones, visit Busy Bones.

You may have heard that bacteria can be good or bad. But what if some bacteria can be both? Let’s find out more about bacteria that are sometimes mischievous.

When a virus infects our cells, it can do a lot of damage. But, in some cases, certain viruses get into a cell and go dormant, kind of like they are taking a nap. If we are going to better fight viruses, we need to know what viruses do when they are dormant.