Cicada Brood emergence time cycles with prime numbers like 13 and 17 years may be an evolutionary protection against predators.
Routine Revelations
"What are extraordinary are the ordinary, concrete realities of daily life." -- Thomas Merton
"What are extraordinary are the ordinary, concrete realities of daily life." -- Thomas Merton
Cicada Brood emergence time cycles with prime numbers like 13 and 17 years may be an evolutionary protection against predators.