Phylogenetic relationships based on genomic data and the results of PCAs using morphological data for each of the sister-species pairs examined in this study. Credit: Current Biology (2025). DOI: ...
This one weird little fish — a beigeish critter found on sandy river bottoms in Tennessee and fond of munching on snails and water bugs — just upset 50 years of environmental efforts aimed at ...
WASHINGTON— In January 2025 a paper published in Current Biology (Ghezelayagh et al. 2025) explained that genetic analysis demonstrated that snail darters (Percina tanasi) represented a population of ...
A tiny fish that averages only 2.5 inches in length derailed political careers, delayed construction of a massive dam and reservoir, caused a U.S. Supreme Court landmark case and prompted legislation ...
Surprisingly, the snail darter is not extinct. You might wonder why this is an issue, let alone what it has to do with polar bears, butterflies and, good grief, President Barack Obama and pipeline ...
Introduction : the Supreme Court decision -- The TVA and the Tellico Dam -- New environmental protections -- The NEPA litigation -- The discovery of the Snail Darter -- Battle before the Supreme Court ...
God is speaking, by committee -- Of time, a river, and the Tennessee Valley Authority -- At the old fort : the start of a crusade for a little fish -- Pushing the snail darter onto the endangered ...
The snail darter is not a thing. It was just a common perch, say scientists. USFWS This one weird little fish — a beigeish critter found on sandy river bottoms in Tennessee and fond of munching on ...
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