Goldfish possess genetic traits that allow them to swell up to four pounds—the size of a Chihuahua. Experts say that's why ...

Shark lab researchers say they have a mountain of tracking data that shows juvenile great whites, some as long as nine feet, ...

Explore daily insights on the USA TODAY crossword puzzle by . Uncover expert takes and answers in our crossword blog.

Rosie knows the Lighthouse Reef Atoll like the back of her fin. She calls this atoll home and is a matriarch of the thriving ...

The birth occurred during a routine check-in to the Shark Valley exhibit, where onlookers were able to film Archie coming into the world. Grey nurse sharks ( Carcharias taurus) give birth to live ...

Megalodon may have been up to 80 feet long, but the colossal extinct shark was also probably thinner than scientists ...

Following a roughly nine-month lull, there have been 22 reports of the odd spinning behavior involving sawfish in waters around the Florida Keys since December.

Our pet of the week this week is Bernadette . She is a 2-year-old Calico she does prefer to be the only caty household where she can be the star of the show. This sweet girl thrives on human ...

The U.S. Fish and Wildlife service is reminding pet owners not to release their goldfish into waterways after researchers in ...

An independent review will determine what action to take to protect swimmers from more shark attacks at Tangalooma’s Wrecks where fish had been fed minutes before a man was bitten. The attack ...

These sharks are accustomed to vast oceanic territories, often migrating thousands of miles. Replicating such an expansive and dynamic habitat within the confined space of an aquarium tank is ...