Nemo had a disorder called kissing spines, in which the dorsal fin-shaped tops of his vertebrae lost the spacing in between ...

The oarfish, scientifically known as Regalecus glesne, is a deep-sea dwelling creature that rarely surfaces. Its elongated, ...

Dorsal spine of Orthacanthus adamas from the Upper Freeport Coal (Carboniferous) of Linton, Ohio. The spine is about 71 mm long. Disclaimer: AAAS and EurekAlert! are not responsible for the ...

“They have two spines, one in front of each dorsal fin, that secrete a mild venom. These sharp spines serve as a defense mechanism against the dogfish’s predators.” However, co-author ...

Mesmerizing, kaleidoscopic, and fabulously exotic, the huge variety of types of saltwater fish to pick for your aquarium will ...

In 1996 the team spotted a calf with a spine and dorsal fin that had been severely injured, probably from a boat strike. “We named him Stumpy because of his damaged dorsal fin,” Similä said ...

Deanna earned their PhD in cellular biology from McGill University in 2020 and has a professional background in medical writing. They joined The Scientist's Creative Services team as an assistant ...

Primary spines are long and highly curved, banded red and pale-green on their dorsal surface for three quarters of the distal length, blending from pale-green to lavender mid-way through the spine's ...

Sharks, ancient cartilaginous fishes, have existed for over 410 million years, surviving five mass extinctions through their ...

If threatened, they expertly wedge themselves between coral branches and erect fin spines so they are almost impossible to dislodge. Saddled butterflyfish (Chaetodon ephippium) mainly subsist on a ...

As active predators they had torpedo-shaped bodies, forked tails and dorsal fins. The Carboniferous Period (which ... Their upper jaw is fused with the skull, and most chimaera also have venomous ...

Nikon Instruments Inc. today announced the winners of the 50th annual Nikon Small World Photomicrography Competition, ...