Pelagic zone is an evolutionary catalyst, but an ecological dead end, for North American minnows

ED Burress, PB Hart - Evolution, 2024 - academic.oup.com
The colonization of a novel geographic area is a classic source of ecological opportunity.
Likewise, complex microhabitats are thought to promote biodiversity. We sought to reconcile …

[PDF][PDF] New vouchered and taxonomically verified records of cave-dwelling populations of catfishes of the genus Rhamdia (Siluriformes, Heptapteridae) from Costa …

J Arroyave, A Angulo, SG Hernández-Ávila… - Subterranean …, 2024 - subtbiol.pensoft.net
Dedicated ichthyological surveys in two karstic caves in Costa Rica resulted in the discovery
of hypogean populations from three epigean species of catfishes of the genus Rhamdia. The …

Ancient climate changes and relaxed selection shape cave colonization in North American cavefishes

PB Hart, M Rincon-Sandoval, F Melendez-Vazquez… - bioRxiv, 2024 - biorxiv.org
Extreme environments serve as natural laboratories for studying evolutionary processes,
with caves offering replicated instances of independent colonisations. The timing, mode, and …