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

What life lies below the surface of the water? A question that marine biologist Susanne Neuer has been studying since her childhood days. Now it is a career that she loves.

All living things need water. What happens when there is not enough water or no clean water?
Our biological sex is mainly controlled by our sex chromosomes. But sex hormones also influence what body parts and characteristics we have.
We start off as a single tiny cell, and yet somehow we are born as whole humans. Get to know the stages of that process and how quickly we develop.

Imagine a day at work where your clients range from tiny reptiles to massive elephants, each with their own unique health needs. That's a regular day for our guest in today's episode, Dr. Gary West, the Senior Vice President of Animal Health and Living Collections at the Arizona…

Are there really flesh-eating scarab beetles, or is it a movie myth? Dr. Biology and biologist Mary Liz Jameson talk about scarab beetles, dung, and even some insect recipes, minus the dung, for humans to try out for their next dinner or pot-luck.

Love them or hate them, something is going on with male crickets on the island of Kauai. Once evenings filled with a chorus of these tiny singers has become strangely silent. Dr. Biology talks with biologist Marlene Zuk about how things are changing fast – maybe the fastest…

Dr. Biology travels to the Tres Rios wetlands, a place where all types of living things can be found. He talks with local biologists about many of the species and also gets a chance to sit down and talk with Quentin Wheeler who is starting a new Institute that will be exploring…

A couple ants below some leaves

Ant Anatomy

Read Face to Face with Ants and then take this quiz to test your knowledge!

a galleon sailing on puzzle pieces

ABC Vitamins

Read Why Are English Sailors Called Limeys? and then take this quiz to test your knowledge!

Drops of water

Heavy Water

This activity explores how the temperature of water affects its density. You will need to gather the following materials: a pencil; a small paper cup; a small-mouthed, clear-glass jar (the cup…

An illustration of pea pods with different genes (yellow and green, and round and wrinkled)

Genetics Game

Play Garden Gene Genius

Our genes control much of how we look and who we are. But do you really know how genetics work? Take a moment to gather some…

COVID-19 game simulation

COVID SIM Pandemic Simulation

Explore COVID SIM

In the COVID-19 pandemic, how much does wearing masks and distancing matter? How important is it to get vaccinated? You can…

Beetle Dissection

Beetle Dissection

Explore the Beetle Dissection

The outside of beetles can be shiny, dull, or extremely colorful. But what is going on inside of beetles…

Cartoon of two scientists one male and one female.

Doctor Know

Play Doctor Know

Play doctor in the 21st century! Practice modern medicine by examining all dimensions of the body, from organs to molecules, as…