River dolphin discovery raises questions about aquatic biodiversity

January 25th, 2014 — 1:10pm

A new freshwater dolphin from Brazil has been described in the journal PloS ONE, and represents the first such find in almost a century.

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Scientists confirm first two-headed bull shark

March 26th, 2013 — 8:27am

Scientists have confirmed the discovery of the first-ever, two-headed bull shark. The study, led by Michigan State University and appearing in the Journal of Fish Biology, confirmed the specimen, found in the Gulf of Mexico April 7, 2011, was a single shark with two heads, rather than conjoined twins.

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Video: Food for thought?

February 1st, 2013 — 8:04pm

Japanese researchers have for the first time been able to record a real-time video of thought processes moving within a living animal’s brain, and the creature in question is a fish!

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2 new cichlids from Lake Victoria

January 16th, 2013 — 9:07am

Two new, closely-related species of zooplanktivorous haplochromine cichlid from southern Lake Victoria, Tanzania have been described in the journal ‘Zookeys’.

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Two new licorice gouramis from Sumatra

December 13th, 2012 — 8:33am

Two new species of Parosphromenus have been described from the island of Sumatra, Indonesia.

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New Betta species described

December 11th, 2012 — 2:26pm

Following the recent description of B. mahachaiensis, another new species of the Betta splendens species group from Thailand is described in the latest volume of the journal ‘Vertebrate Zoology’.

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‘Freshwater Killer Whales’ hunt birds

December 7th, 2012 — 9:08am

New research published in the open access e-journal ‘PLOS One’ demonstrates the learning capabilities of the giant catfish Silurus glanis, Europe’s largest freshwater fish.

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Fighting fish take breathers between rounds

December 4th, 2012 — 10:11am

Scientists have shown that male Siamese fighting fish, Betta splendens, increase the frequency at which they breathe atmospheric air during aggressive interactions.

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Great white not evolved from ancient mega-shark

November 15th, 2012 — 12:24pm

Paleontologists from the University of Florida have discovered that the dentition of an ancient great white shark relative indicates it  probably descended from makos rather than giant megatooth sharks such as megalodon.

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Dwarf cichlid has infrared vision

October 31st, 2012 — 2:25pm

Biologists from the University of Bonn have discovered that the dwarf cichlid Pelvicachromis taeniatus can perceive light in the near-infrared range, a phenomenon previously considered unlikely at best and which apparently helps them hunt prey in shallow African rivers.

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