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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.

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An interview with arachnologist Norman Platnick. Learn about the animal that has become famous through his Marvel Comics and movie action hero.

When you visit a pond or the beach, what kinds of living things do you see in the water? Don’t let your eyes fool you… there’s a hidden world in water full of creatures too small to be seen!

Not all insects are bugs, but all bugs are insects. How can this be? Learn about some particular insects that biologists call true bugs. Also in: Español

An interview with microbiologist Shelley Haydel from the School of Life Sciences and the Biodesign Institute at Arizona State University by co-host Marissa Henderson. This episode gives you something to think about when it comes to mud and why we say science is…

Listen in as young women scientists, Farah Eltohamy, Amanda Benedetto and Sarah Sakha talk about their work and interview ASU biologist Susan Holechek. Pauline Davies hosts the show as Dr. Biology is exploring the Panama rainforest to bring back fun and exciting stories.

Looking into the past can be strange and exciting. To understand a past that goes back millions of years, we often depend on the stories told by fossils. Dr. Biology talks with anthropologist Donald Johanson about Lucy, a fossil of human ancestors that has taught us some…

If you spend some time hiking around the American Southwest, you might be lucky enough to spot a Gila monster. But you probably won't see one climbing a tree.

Not everyone has been on a hike and very few have hiked with a park ranger. Dr. Biology hikes South Mountain Park with not one but two park rangers. Park Rangers Liz Smith and Justin Olson are our guides for the 2.5 mile trip up Holbert Trail. This episode…

How can we fight mosquitoes? Image is an illustration of a mosquito laying eggs, with insecticide being sprayed

Managing Mosquitoes

Learn about mosquito life cycles, the dangers of mosquitoes, and how to protect yourself and reduce breeding grounds for mosquitoes around your home.
a cartoon of a lake

Freshwater Biome

Read Falling into Freshwater and then take this quiz to test your knowledge!

Ant Gallery (Get up-close to ants)

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

Plankton Zoom Gallery (Plankton up-close)

Plankton comes in many shapes and sizes. These are just a few of the thousands of examples.

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.

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.

Scorpion with laser beams

Not So Scary Scorpions

Scorpions are often misunderstood. Many people say that scorpions are so aggressive they will sting themselves to death, but this is not a natural behavior of scorpions in the wild. Also in:…

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Two illustrated bats

Bats

Like humans, bats are mammals. They are warm-blooded, covered in hair, have live young, and nurse their young (called pups). Unlike humans, bats have wings, which allow them to fly.Also in:…

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Itty Bitty Beasts

Itty Bitty Beasts

Tardigrades are some of the toughest animals on earth. They can survive freezing, drying up, radiation, and space, all while being smaller than the tip of a pencil.

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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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