SciShow
Why Are Periodical Cicadas So ... Periodical?
Certain cicada species in North America emerge from the ground by the millions every 13 or 17 years. But why those specific intervals? Are cicadas secretly prime-number-loving mathematicians?!
Curated Video
Why Are Cicadas So Good At Math?
Do periodical cicadas "know" how to calculate prime numbers? One of the strangest life cycles in all of biology, explained!
Next Animation Studio
Brood X: ‘Trillions’ of cicadas to emerge after 17 years
Trillions of cicadas are set to emerge from underground in April or May in 15 states and the District of Columbia
SciShow
Cicada Symbiosis | SciShow Talk Show
Dr. John McCutcheon is here to educate Hank about just how weird cicadas can be, and Jessi brings by a couple of crabby (but cute) guests.
Encyclopaedia Britannica
Did You Know? The 17-Year Cicada.
Learn more about the life cycle of the 17-year cicada.
Barcroft Media
Cicada Emerges From Its Exoskeleton After 7 Years: SNAPPED IN THE WILD
A PULSATING cicada sheds its exoskeleton after living underground as a nymph for seven years. The cyclochila australasian, also knows as the green grocer, is a species of cicada and Australia's most recognised and loudest insect. Taken...
TED-Ed
TED-Ed: Cicadas: The dormant army beneath your feet - Rose Eveleth
Every 13 or 17 years, billions of cicadas emerge from the ground to molt, mate and die. Adult cicadas only live a few weeks above ground, but you'd be hard pressed to ignore them -- they are extremely loud! Rose Eveleth explains...
Curated OER
Amazing Cicada Life Cycle
Learn how a cicada might stay in its pupa state for as long as 17 years. From its pupa state to adult reproduction, this clip shows the insect life cycle. Excellent narration and amazing photography make this a wonderful addition to your...
TED-Ed
Cicadas: The Dormant Army Beneath Your Feet
What's the buzz that happens every 13 or 17 years? The emergence of the cicadas! This quick and flashy animation explains the lifecycle of these unusual insects and ponders the timing. On the host site, you will also find comprehension...