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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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The race is on. It is one where biologists and citizen scientists are working as quickly as possible to find and identify all the species on Earth before some go extinct. It might not seem like an important race, but we learn from entomologist Kelly Miller that not knowing what…

Pregnancy isn’t perfect, and many things can go wrong. What happens when a growing embryo is in the wrong part of the pregnant person's body?
An interview with arachnologist Norman Platnick. Learn about the animal that has become famous through his Marvel Comics and movie action hero.
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…

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…

What is life and how do biologists decide if something is living or non-living? Dr. Biology visits with physicist Paul Davies and microbiologist Ferran Garcia-Pichel. They talk about life, extreme life forms (extremophiles), and the possibility of life on other…

Going where no one has gone before sounds exciting, but are we ready to go to Mars? Traveling long distances, and living on another planet is going to be a challenge. You could say an extreme challenge because of the conditions in which we will have to live. Dr. Biology learns a bit about the…
How do animals keep warm when the temperatures drop? It is not like they can turn on heater or bundle up in a layers of warm clothes like humans do. Before you watch this video, try to think of ways animals might keep warm.
Observing ants

Collecting Ants

There are several different ways to get ants for an ant farm, depending on when you would like to start the farm and how long you would like for your ant farm to last.

some puzzle pieces with pollen cells

Pollen

Read Pollen - Nature's Tiny Clues and then take this quiz to test your knowledge!

puzzle pieces with beetles on them

Beetles

Read How Do Beetles Reproduce? and then take this quiz to test your knowledge!

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.

Feather Zoom Gallery (Feathers up-close)

There is nothing like seeing a feather up close.

Plankton Zoom Gallery (Plankton up-close)

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

Pollen Gallery (Pollen up-close)

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

Cloning Sheep

Cloning Ewe

What is cloning and do we have clones living among us today? The answers might surprise you or maybe we should say ewe.

Wordsearch | Crossword
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:…

Wordsearch | Crossword
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.

Wordsearch | Crossword
Ants carrying puzzle pieces

Collecting Ants

There are several different ways to get ants for an ant farm, depending on when you would like to start the farm and how long you would like for your ant farm to last.

Wordsearch | Crossword