Snails show that variety is the key to success if you want to remember more

Neuroscientists at the University of Sussex have revealed the factors that impact on memory interference, showing that a change is as good as a rest when it comes to retaining more information. They also discovered that timing plays a key role, as old information can effectively be replaced by new information when learning takes place during a memory lapse.
Source: EurekaAlert, https://www.eurekalert.org