The mysterious history of the lemmings
Every 10-20 years, these small ones are like hamsters animals in great numbers leave their native places, going on long journeys. Enormous alive wave can’t stop neither rivers nor mountains: being not herd animals, hundreds of animals moving with the leader or to the shores of the abyss where die. This happens mostly when the population of lemmings increases dramatically.
In connection with this very prevalent notion of the suicide of lemmings, which, of course, nothing more than a myth, born in the absence of information about other causes for this behavior of rodents.