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Do marine species of a fin flock together?

In every biology textbook, Darwin’s finches remain a staple introduction to the concept of speciation and adaptive radiations.  Considered part of the tanager family, these fifteen species native to the Galapagos Islands evolved from a single ancestor 2 million years ago (Lamichhaney et al. 2015).  Since then, many examples of species flocks, or groups of […]


Where did you come from, where did you go? Where did you come from Helianthus annuus L.?

(feature image: The wild sunflower growing by the roadside. Credit: Matt Lavin from Plants of the World Online. Facilitated by the Royal Botanic Gardens, Kew.)   Sabrina Heiser (@SabrinaHeiser) has written blog posts in Dr. Stacy Krueger-Hadfield’s Conservation Genetics and Science Communication courses at the University of Alabama at Birmingham. She is passionate about science communication, and, therefore, takes […]


Happy Darwin Day 2020!

Happy Darwin Day! It seems as auspicious a day as any to introduce myself. My name is Stacy Krueger-Hadfield and I am an assistant professor at the University of Alabama at Birmingham. I’m an evolutionary ecologist and the main theme of my research is the evolution of sex. To investigate this “paradox,” we use algae […]


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