Humans may develop expert echolocation skills just like bats and marine mammals by producing clicking sounds with the mouth and …

http://www.chemistry.news/2017-09-07-human-echolocation-using-mouth-clicks-is-possible-study-finds.html

Goldfish fill their bodies with alcohol to survive for days (even months) in oxygen-free frozen water.  Evolutionary physiologists say that …

http://www.chemistry.news/2017-09-04-goldfish-manufacture-alcohol-in-their-own-cells-to-lower-their-biological-freezing-temperature-in-frigid-waters.html