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

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This is the story of wild rabbits, humans, and a virus that might lead to a treatment for cancer. It is also a lesson about learning from history and how a virus that is deadly to some rabbits could become a new cancer-fighting tool for humans. Twice humans moved wild rabbits from Europe to other…

Humans interact with their environment using their sense of touch. This story explores how touch works.Also in: Español | Français

Being a parent is hard work. Though a snake might not seem comforting to you, pythons are actually very dedicated moms that take good care of their kids.Also in: Español

Living things need to be able to sense the world around them to avoid danger, find food, find mates, and for other important activities. Learn about the five senses used by many animals to sense the environment.Also in: Français

Natural history museums may not come to life as they do in a Hollywood movie, but they do have some amazing stories. They also have all kinds of cool stuff that many of us never get to see. Paleontologist Richard Fortey talks about the life and some of the treasures hidden…

Travel with Dr. Biology as he heads to Washington D.C. to interview three people who are all involved with science even though two of them are not scientists. Interviews include Cheryl Zook (independent film maker), Elizabeth Pennisi (science writer), and…

The Ugly Bug Contest has been part of the Flagstaff Festival of Science and Mt. Campus Science Day since 1997. Ask-a-Biologist is pleased to extend the contest to the world via the Web.

An interview with biologist James Collins who is the person directing the biology section of the National Science Foundation. Listen in and learn about this important science funding agency.
grassland biome

Grasslands Biome

Read Grasping Grasslands and then take this quiz to test your knowledge!

scorpion game

Venom!

Play the Venom! Game

The shape of a molecule is very important. It’s what makes it possible for proteins to interact with other parts of the cell. In…

a hand placing pin points on a map

Mapping the Future

Read Mapping the Future and then take this quiz to test your knowledge!

Tiger Beetle Zoom Gallery (Up-close with tiger beetles)

Some of the fastest animals on Earth are below. That’s right, if these tiny insects were as large as a horse they would be running 200 miles an hour.

Feather Zoom Gallery (Feathers up-close)

There is nothing like seeing a feather up close.

Ant Gallery (Get up-close to ants)

Now is the time to check out these amazing animals from the safety of your own computer.

Bone Zoom Gallery (Up-close Inside Bones)

Take a look at the microscopic world of bone in our virtual bone histology lab. Just pick a microscope slide from below and click on it to view under the virtual microscope.

Digger Bees

Desert Diggers

The digger bee is just one of about a thousand species of native bees in Arizona, many of which have females that burrow into the ground with their jaws and legs when constructing a nest.

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Saguaro

Sonoran CSI

Little water, sweaty, hot summer days and frigid winter nights make the desert an uninviting place for most animals and plants. But hiding just below the surface, the desert is alive with…

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crystallography

Making Life Crystal Clear

Much like a mechanical watch, living things only work when all the gears work together. Some of the tiniest of gears are proteins. Learning about the shape and size of these proteins is the job…

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Plants we use for medicine

Nature's Medicine

Medicinal plants come in all shapes and sizes. Probably some of the weeds growing in your yard, fields, or even cracks in your sidewalk are medicinal. Who knew there was a different kind of…

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