Walking catfish may use their whole body to smell when on land

Fish were not thought to be able to smell while on land because their olfactory systems evolved to work underwater, but the walking catfish can

Source:
https://www.newscientist.com/article/2252646-walking-catfish-may-use-their-whole-body-to-smell-when-on-land/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home