Watch the video with guest scientist(s)!  

Are you, as a human, more closely related to a dog or a snake?
Join evolutionary biologist Chris to explore the science of relationships between animals and create your very own phylogenetic tree!
Materials needed:
- Internet access
- Pen and paper to record your data
Recommended for middle and high schoolers

Take on the challenge now! 

Check out the links below to guide your experiments and to explore more

Share your findings and experience!

If you want to be eligible for our monthly raffle, make sure to respond to the Challenge Questions below, and provide a valid email address or phone number so that we can reach you if you win. Don't forget to press the "Click to Share" button at the bottom!

View the work by scientists like you!

If you want to be published here, attach an image or video of your work to the form above