However, it's a photograph of a playful pink river dolphin in the Amazon River that has truly mesmerised the judges, earning U.S photographer Kat Zhou the title of Underwater Photographer of the ...

This picture of a rare pink dolphin in the Amazon river wins World's Best Underwater Photographer for Kat Zhou this year. Credit: Kat Zhou, UPY2023 An eye-catching photo of a pink river dolphin in ...

A photo of a river dolphin, or “boto,” seemingly posing for the camera at dusk, with the tip of its nose above the water and the sun setting behind it, has won the 2023 Underwater Photographer ...

Scientists are perplexed by a strange new behaviour shown by the Amazon river dolphin of flipping belly-up to urinate with another male “actively” seeking the stream with its snout.

The newly resurfaced footage, originally captured in March 2016, shows an Amazon river dolphin, also known as botos, urinating into the air in Brazil’s Tocantins River.

Scientists are perplexed by a strange new behaviour shown by the Amazon river dolphin of flipping belly-up to urinate with another male “actively” seeking the stream with its snout. The quirky ...

Scientists have discovered the 16-million-year-old remains of the “largest river dolphin ever found” after unearthing a huge fossilised skull in the Amazon.

After around 219 hours of observations, they can confirm that male Amazon river dolphins (Inia geoffrensis), also known as botos, often roll onto their backs and urinate over three feet into the ...

The carcasses of at least 125 Amazon river dolphins have been found floating or beached after temperatures in Lake Tefé, Brazil, reached a staggering 39.1 degrees Celsius.

A team of researchers found a 16 million-year-old dolphin skull in the Peruvian Amazon. The fossil belongs to the largest dolphin ever discovered and is related to the Asian river dolphin.

A photo of a river dolphin, or “boto,” seemingly posing for the camera at dusk, with the tip of its nose above the water and the sun setting behind it, has won the 2023 Underwater Photographer ...