Cicada Life Cycle and Behavior

The video explores the fascinating world of cicadas, focusing on their emergence in Spring 2021, particularly Brood X in North America. It explains the life cycle of cicadas, including their long underground nymph stage and synchronized emergence every 13 or 17 years. The video discusses cicada mating rituals, survival strategies like predator satiation, and the impact of climate change on their emergence patterns. It concludes with future cicada emergence events and a humorous note on cicadas mistaking lawnmowers for mating calls.

What is the unique sound associated with the arrival of cicadas in North America?

• The chirping of crickets

• The buzzing of bees

• The croaking of frogs

• The screaming of cicadas

Which type of cicadas are known for their synchronized emergence in North America?

• Annual cicadas

• Desert cicadas

• Periodical cicadas

• Tropical cicadas

How long do periodical cicadas typically spend underground before emerging?

• 20 to 25 years

• 13 or 17 years

• 5 to 7 years

• 1 to 2 years

What is the primary purpose of the tymbals in male cicadas?

• To help them fly

• To attract female cicadas

• To scare away predators

• To dig underground

What is the term for the survival strategy where cicadas overwhelm predators with their numbers?

• Predator confusion

• Predator satiation

• Predator deterrence

• Predator evasion

How many eggs can a female cicada lay during her lifetime?

• Up to 600 eggs

• Up to 300 eggs

• Up to 1000 eggs

• Up to 100 eggs

What humorous comparison is made about lawnmowers in relation to cicadas?

• They mimic the call of male cicadas

• They attract male cicadas

• They scare away cicadas

• They sound like cicada predators

What factor is believed to be causing some cicada broods to emerge earlier than expected?

• Climate change

• Deforestation

• Predator increase

• Increased rainfall

When is the next opportunity to witness brood X after 2021?

• 2030

• 2024

• 2045

• 2038

Which broods are set to emerge in 2024?

• Broods XV and XVI

• Broods XIII and XIX

• Broods X and XI

• Broods XVIII and XX