Giving fish their medicine at the right time can make all the difference
Tuesday, July 21, 2015 - 07:30
in Biology & Nature
Over the course of evolution, humans and other animals have developed biological clocks. These act as internal timekeepers and are synchronised by environmental cues, mainly the daily alternation between day and night. These internal clocks control biological rhythms for things like temperature, alertness and tiredness, helping animals to adapt their daily and seasonal activities to the environmental changes.