Browsing Tag
fish
8 posts
Exceptional new fish fossil sparks rethink of how Earth’s geology drives evolution
An illustration of the Ngamugawi wirngarri coelacanth in its natural habitat. Katrina Kenny Alice Clement, Flinders University and…
Ancient Giant Salmon Unveiled: New Study Reveals ‘Spike-Toothed’ Species
(Header image: (Claeson et al., 2024)) At a Glance A recent study published in the open-access journal PLOS…
A 365-million-year-old fish with an extreme underbite showcases vertebrate diversity
Artist reconstruction of Alienacanthus malkowskii, a 365-million-year-old placoderm fish from Poland and Morocco. (Beat Scheffold & Christian Klug),…
In search of the world’s largest freshwater fish – the wonderfully weird giants lurking in Earth’s rivers
Alligator gar can grow to gargantuan sizes. Zeb Hogan Stefan Lovgren, University of Nevada, Reno Rivers have been…
The world’s fish are shrinking as the climate warms. We’re trying to figure out why
Marius Masalar / Unsplash Timothy Clark, Deakin University Fish are the most diverse group of vertebrates, ranging from…
How fish evolved to walk – and in one case, turned into humans
3D rendering of the tiktaalik, an extinct walking fish. Dotted Yeti/Shutterstock Chris Organ, University of Reading When you…
Underwater noise is a threat to marine life
Graeme Shannon, Bangor University Oceans are full of sound. Waves, earthquakes and calving icebergs all contribute to the…
Exploding carp numbers are ‘like a house of horrors’ for our rivers. Is it time to unleash carp herpes?
Ivor Stuart/The Conversation Ivor Stuart, Charles Sturt University; John Koehn, Charles Sturt University; Katie Doyle, Charles Sturt University,…