goes down, the forest doesn’t sleep. There’s a whole night shift of creatures that use the cover of darkness to survive. For both predators and prey, nighttime has advantages and disadvantages. Early mammals, for example, likely evolved for living in the dark because most dinosaurs were active during the day. But, while moving in the darkness may help you escape the notice of a scary diurnal T. rex, you may miss out on a meal that is visually prominent, such as a brightly coloured fruit. These selective pressures likely helped develop an incredible sense of smell that isn’t dependent on light: you don’t see the fruit, but you can still find it with your nose. We as daytime mammals can’t smell our way to our next meal (unless the neighbour is barbecueing again), but nocturnal animals of all shapes and sizes often use smell or hearing or touch as their major sensory organs. This allows the forest to be active 24/7 and means there is a crew change as
