Add Yahoo as a preferred source to see more of our stories on Google. Bignose unicornfish (Naso vlamingii) are an Indo-Pacific reef species known for their blue markings. They can quickly hide these ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Far beneath the ...

A colorful reef fish from the Maldives is the first new-to-science species to be described by a Maldivian scientist. Cirrhilabrus finifenmaa has been named by Ahmed Najeeb, a biologist from the ...

A rainbow-colored fish that’s considered among the world’s most beautiful in freshwater and found only in picturesque Appalachian streams has been listed as “endangered,” the U.S. Fish and Wildlife ...