Everything We Know About Widow Spiders

The widow spiders are among the world’s most venomous arachnids, but there’s FAR more to their story than just hourglass marks and venomous bites. As we descend to the deepest layers of the black widow iceberg, we’re going to discover the secrets of their biochemistry, the 35 known species of these venomous spiders, and how they’ve used some of the most insane evolution to conquer every continent except Antarctica. Music in this video: Dark Blood – Jimmy Svensson Dark Fog – Kevin MacLeod Impulse – DJ Backscratch In Love with Emi – Fabien Fustinoni Lifes Journey Begins – idokay Memento – Nobou Odd Numbers – Curtis Cole Particles - Nobou Strange Connection – Nobou Sources 1. Wright, B. M. O. G., C. D. Wright, C. L. Sole, et al. 2019. 2. Grishin, E. V. 1998. 3. Holz, George G., and Joel F. Habener. 1998. 4. Golobinek, Rok, Matjaž Gregorič, and Simona Kralj-Fišer. 2021. 5. González, A., S. González, D. Castro, and A. Armendano. 1998. 6. Hódar, José A., and Francisco Sánchez-Piñero. 2002. 7. Taucare-Ríos, Andrés, and Mauricio Canals. n.d. 8. Arnedo, Miquel A., Jonathan Coddington, Ingi Agnarsson, and Rosemary G. Gillespie. 2004 1. Valdez-Mondragón, Alejandro, and Luis A. Cabrera-Espinosa. 2023. 2. Rueda, Martha, Daniela Lozano, Valentina Muñoz-Charry, et al. 2021. 3. Giambelluca, Luis Alberto, María del Rosario Iglesias, and Alda González. 2024. 4. Yan, Shuai, and Xianchun Wang. 2015. 5. Padula, Matthew P. 2001. 6. Blackman, James R. 1995. 7. “Spider Conservation in the United States.” 8. Garb, Jessica E., Alda González, and Rosemary G. Gillespie. 2004. 9. Ushkaryov, Y. A., K. E. Volynski, and A. C. Ashton. 2004. 10. Dong, Yuting, Jeffrey A. Harvey, Robin Steegh, Rieta Gols, and Melissah Rowe. 2023. 11. Levi, Herbert W. 1959. 12. A.S, Dippenaar-Schoeman, Haddad C.R, Foord S.H, and Lotz L.N. 2021. 13. Rueda, Alexandra, Emilio Realpe, and Alfredo Uribe. 2017. 14. Ryan, Nicole M., Nicholas A. Buckley, and Andis Graudins. 2017. 15. Benjamin, Suresh P., and Samuel Zschokke. n.d. 16. Dunbar, John P., Antoine Fort, Damien Redureau, Ronan Sulpice, Michel M. Dugon, and Loïc Quinton. 2020. 1. Lubin, Yael, Stephen Ellner, and Mandy Kotzman. 1993. 2. BENJAMIN, SURESH P., and SAMUEL ZSCHOKKE. 2003. 3. Vetter, Richard S. 1980. 4. Horwell, David, and Pete Oxford. 2011. Galapagos Wildlife. Bradt Travel Guides.