A new fish species has emerged, but it does not hail from the realm of Mordor as its name suggests. The relationship between pacus and piranhas has been closely studied by researchers and while the ...

Drum fish are given their unique name not because they have drums in their bodies but because they let out croaker sounds produced by their swim bladders. There are around 275 species of drum fish, ...

Sheepshead Fish Have Human-Looking Teeth The striped coloring on sheepshead fish (Archosargus probatocephalus) makes them look like they broke out of some type of old-timey aquarium chain gang. But ...

Can we examine the teeth of living fish and other vertebrates in detail, repeatedly over time, without harming them? Previously, small animals often had to be euthanized to obtain precise information, ...

These days, all fish have teeth. The shapes of their teeth vary according to diet, ranging from the little pegs of goldfish to the formidable, pointed teeth of sharks. But fish evolved from toothless ...

The Viperfish’s Teeth Are Larger Than Its Mouth These formidable teeth cause the viperfish’s lower jaw to protrude forward. The teeth sit outside of the mouth, interlocking, with two large lower fangs ...

The cichlid fish of Africa's Great Lakes have formed new species more rapidly than any other group of vertebrates. A new study shows that the ease with which these fish can develop a biological ...

View post: 40 Years Ago, This Weird, Genre-Bending Song Was No. 1 A new study, published on May 21 in the journal Nature, has revealed surprising information about the origins of human teeth. Our ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Two new snake eel species discovered in Vietnamese waters, one with ...