Tetras are one of the most popular and diverse types of freshwater aquarium fish. With more than 150 unique types of tetra ...

It turns out that some fins are more important than others. The tiny adipose fin, a fatty nub between the dorsal fin and tail of some 6,000 species of fish, has been the ugly stepchild of anatomy.

The new species has been found in two small isolated waterways in Brazil's Atlantic Forest, according to a study.

The researchers said they want to examine fin patterning in catfish next due to the species’ ability to independently evolve spines in its fins. "In the end we want to gain a better understanding of ...

Fish make hanging motionless in the water column look effortless, and scientists had long assumed that this meant that it was ...

Fish Fingers: Digit Homologues in Sarcopterygian Fish Fins. Zerina Johanson et al. in JEZ-B Molecular and Developmental Evolution, Vol. 308B, No. 6, pages 757–768; December 15, 2007. Elpistosteg ...

Hovering fish aren’t loafing—they burn twice resting energy to make micro-fin tweaks that counteract a natural tendency to ...

Fin-tastic Developments in Fish Farming] This episode introduces two aquaculture companies that have turned to new types of ...

After nearly 35 years, a color-changing fish known for its red "fingers" finally has a proper name. Topics. Week's top; ... New fish genus and species named for its red, fingerlike fins.

By creating 3D models of the ancient fin rays, researchers were able to see that these structures were smaller than those of the species' more fish-like predecessors. The fins had also become ...

University of Washington. (2015, August 4). New fish genus, species named for its red, fingerlike fins. ScienceDaily. Retrieved June 2, 2025 from www.sciencedaily.com / releases / 2015 / 08 ...