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Welcome to Ask A Biologist. This site has a large collection of biology learning materials that includes stories, games, activities, videos, and a podcast.
David Pearson is a research professor in Arizona State University's School of Life Sciences. A speaker of five languages and capable of getting into trouble in maybe three or four other languages, he's traveled the world studying tiger beetles and recently published the book, A Field Guide to…
Cooperation is something that humans and animals are known to do. It turns out that the 30 trillion cells in our body also need to cooperate. Like some humans, there are cells that are cheaters when it comes to cooperation. They do not do their share of the work and cause a lot of other problems.…
If the world of fashion were to choose the most fabulously colored animals they would likely decide upon butterflies and birds. These animal fashion statements are well known to most people, but what is less clear is how and why these bright colors have evolved in the animal world.
Lakes, ponds, streams, and rivers are all sources of freshwater. But there is a lot less freshwater on earth than you might think. Fall into freshwater with us to learn some new things about this near-saltless water biome.Also in: Español |…
Dr. Biology is out of the studio again and this time with his shoes off and inside the tiny, but powerful submarine named Alvin. He’s there to talk with the chief pilot of Alvin, Bruce Strickrott, about what it is like to explore the deep ocean. Listen in as we explore the living…
If aliens were to contact us, what would you say? How would you say it? These are just a few of the questions that Dr. Biology talks about with guest Lucy Hawking. The two have fun with these ideas and more as part of the…
Dive into the behavior and physiology of two different primate species that are helping biologists explore the science of stress, aging, and immunity. Dr. Biology sits down with scientist Noah Snyder-Mackler from Arizona…
During a plague year, locusts can swarm over 20 percent of the world’s landmass, affecting one out of every 10 people on the planet. Sounds bad – right? Enter biologist Arianne Cease who has been studying why these insects swarm and how to control them. Dr. Biology learns about…
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.
Plankton Zoom Gallery (Plankton up-close)
Plankton comes in many shapes and sizes. These are just a few of the thousands of examples.
Ant Gallery (Get up-close to ants)
Now is the time to check out these amazing animals from the safety of your own computer.
Big Bad Beetles
A story of blood, love, and family… Learn about one of the biggest and fanciest blister beetles anywhere. This species goes by the scientific name of Lytta magister but has also been called the…
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The Tale of the Two-Headed Lampropeltis getula californiae
A Common Kingsnake, Lampropeltis getula californiae, but this snake was anything but common. From the title of our story, you may have guessed that our snake, or maybe we should call it snakes…
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Birds and Their Songs
We see them practically everywhere. They are found flying in the high mountains and soaring along the thermal winds in the low deserts. There are those that are reclusive and others you can…
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Time Traveling Plants
Every year billions of babies are dried and buried, not to be unburied for weeks, months, years or even decades. Don't worry, these are not babies like your little brother or sister, these are…
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