The Amazon Basin contains the largest number of scientifically described freshwater fish species in the world: 2,257 or 15% of the total number of known freshwater species. According to a new study, ...

Scientists found a “large”-eyed creature in a pond of the Democratic Republic of the Congo and discovered a new species, a study said. Photo from B. Katemo Manda via Nagy (2025) Near a river in the ...

Scientists have discovered previously unknown microbial communities living in hundreds of wild fish, revealing new insights ...

Sometimes less is more. Researchers accurately modeled dynamic fish schooling by incorporating the tendency of fish to focus on a single visual target instead of the whole school, as well as other ...