Search results for knifefish

Plants & Animals Jan 14, 2021

Scientists discover electric eels hunting in a group

Deep in the Brazilian Amazon River basin, scientists led by the Smithsonian's National Museum of Natural History fish research associate C. David de Santana discovered a small, river-fed lake filled with more than 100 adult ...

Plants & Animals Dec 9, 2020

Shocking adaptations discovered in electric fish of Brazil's Amazon

A study of weakly electric fishes from a remote area of the Brazilian Amazon Basin has not only offered a unique window into how an incredibly rare fish has adapted to life in caves over tens of thousands of years, it has ...

Molecular & Computational biology Mar 24, 2020

Simulated 'Frankenfish brain-swaps' reveal senses control body movement

Plenty of fictional works like Mary Shelly's Frankenstein have explored the idea of swapping out a brain from one individual and transferring it into a completely different body. However, a team of biologists and engineers ...

Plants & Animals Feb 12, 2020

Anatomical details of rare electric fish revealed by an advanced imaging technique

In an article published in the journal PLOS ONE, a group of researchers supported by FAPESP has updated the description of the Ghost knifefish, Tembeassu marauna, a neotropical electric fish species found only once in the ...

Plants & Animals Sep 10, 2019

A new species of electric eel produces the highest voltage discharge of any known animal

There are at least three species of electric eels (Electrophorus spp.), not just one as previously believed. Two new species have recently been described with São Paulo Research Foundation—FAPESP's support by a group of ...

Plants & Animals May 7, 2018

Fish talk-os: Studying electrocommunication in the wild

A field study published in JNeurosci of tropical fish in Central America reveals how the animals use electric fields to communicate in their natural habitat to accomplish coordinated behaviors including mating and reproduction.

Biotechnology Mar 27, 2018

Gene responsible for electric fish 'spark' found in South American ghost knifefish

Unique genetic re-wiring of a sodium channel explains how a family of electric fish can generate the highest frequency of electrical discharge seen in any animal. In a study publishing 27 March in the open access journal ...

Plants & Animals Nov 3, 2017

What do piranhas and goldfish have in common?

The common goldfish, the tiny minnows, the fish tank favorite tetra, the famous Electric Eel, the enormous Mekong Giant Catfish that weighs in at nearly 700 pounds, the gnashing-teeth piranha, the well-studied zebrafish - ...

Optics & Photonics Feb 13, 2017

Researcher explores how light can solve wireless space shortage

The proliferation of wireless devices may make daily life easier, but their signals are crowding an already limited number of available radio frequencies that enable wireless communication. A University of Georgia researcher ...

Telecom Dec 21, 2015

A fish may hold the key to more efficient wireless networks

As wireless networks become more crowded with devices and more taxed by the demand for anytime, anywhere access, these networks are susceptible to radio frequency interference and jamming. It's a problem that potentially ...

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