School of Life Sciences | Ask A Biologist

Ask A Biologist heading

Biology Bits

Biology Bits stories are a great way for you to explore biology a little bit at a time. We’ve broken down information into very tiny—bite-sized pieces perfect for learning.

Bird Finder Tool

Test drive our Bird Finder tool based on our virtual bird aviary of the southwest. A great way to learn about birds in your own backyard. Image of Northern Cardinal above by Robert Shantz.

Body Defense & Repair

Ouch! You just got a paper cut on your finger. Germs on that paper are preparing to invade your body. For your immune system, this means war. Image from Bact via Wikimedia Commons.

Pando, a quaking aspen stand that is the oldest clonal organism we know of.

What is the oldest living thing on Earth?
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Be part of Ask A Biologist

by volunteering, or simply sending us feedback on the site. Scientists, teachers, writers, illustrators, and translators are all important to the program. If you are interested in helping with the website we have a Volunteer page to get the process started.

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Pando, a quaking aspen stand that is the oldest clonal organism we know of.

What is the oldest living thing on Earth?
Answer >>

See More Top Questions

Share to Google Classroom

Be part of Ask A Biologist

by volunteering, or simply sending us feedback on the site. Scientists, teachers, writers, illustrators, and translators are all important to the program. If you are interested in helping with the website we have a Volunteer page to get the process started.