Sebastian A. Echeverri
Ph.D. student
Hi there! I am a scientist and educator based in Pittsburgh, PA. I study the complex relationship between animals’ eyes, their environment, and how they use color, shape, and movement to communicate. While I love all animals, there is a special spot in my heart for spiders and other arachnids.


May 14, 2019
Spiderday Night Writes #03 Ever wondered what female peacock spiders find attractive? Arachnologists Maddie Girard and Damian Elias thought they had it figured out. But spiders are full of surprises. Check out my new piece on EvoBites for the story: https://evobites.com/2019/04/23/seeing-red-in-a…Keep Reading →

January 16, 2019
Spiderday Night Writes #02 In 2005, Ariane Dor and Dr. Yann Henaut noticed something strange across villages in the southern Yucatan. Two otherwise common residents - scorpions from the genus Centruroides , and the red-rump tarantula Brachypelma vagans - seemed to be avoiding each other. Fig…Keep Reading →

December 31, 2018
Spiderday Night Writes #01 I watched Spider-man: Into the Spider-verse this weekend. I left the theater with tears in my eyes. From laughing at the post credit scene? Yeah, that. But not just that. There’s also a feeling that I’m struggling to describe, even though I feel it so strongly. It is…Keep Reading →

November 11, 2018
I did an interview for the fun, educational podcast School of Batman. School of Batman asks academics to fight crime using their research. We talked about jumping spiders, vision, and how some slick dance moves might just save Gotham. If you're a Batman fan, or just want to learn a bit more about…Keep Reading →