Scientists wanted to know if small mammals like rats and mice spread the form of schistosomiasis (snail fever) that affects humans.
Scientists wanted to know if medicine exiting our bodies and ultimately ending up in aquatic ecosystems has an impact on fish.
Scientists wanted to know if catfish prey on salmon in rivers that humans have altered.
Scientists look for a way to limit snail fever worldwide and wanted to know if the key is more abundant prawn populations, which are decreasing due to dam construction.
Scientists studied if the fish upstream and downstream of a hydroelectric dam were genetically different.
Scientists want to find out why climate warming happens faster at higher elevation so they study the highest mountain on Earth!