Answered by Vox Season 1 Episode 37 Why Are Cicadas So Loud?

Answered by Vox is a popular television show that explores various interesting topics and tries to uncover the answers behind them. In season 1 episode 37, titled Why Are Cicadas So Loud?, the show delves into the fascinating world of cicadas and tries to answer the question that has puzzled so many people for so long.

The episode begins with a brief introduction to cicadas - what they are, where they live, and why they are so important to ecosystems. The host then poses the question that forms the crux of the episode: why are cicadas so loud? To answer this question, the show takes us on a journey into the world of cicadas to understand their unique biology and behavior.

The first part of the episode focuses on the various species of cicadas and their life cycles. We learn that there are over 3,000 species of cicadas, and most of them spend the majority of their lives underground, feeding on tree roots. Some species stay underground for up to 17 years before emerging to mate and die. The show highlights the amazing synchronized emergence of the periodical cicadas - a spectacle that occurs only once every 17 years.

The second part of the episode explores the unique anatomy of cicadas and how it enables them to produce such loud noises. We learn that male cicadas produce their characteristic buzzing or clicking sounds by vibrating special organs called tymbals, which are located in their abdomens. The host interviews a cicada researcher who shows us how the tymbals work and demonstrates the sound they produce.

As the episode progresses, the show looks at the various reasons why cicadas are so loud. One reason is that their loud calls help them attract mates. We learn that female cicadas listen for the right frequency and amplitude of the male's call and respond accordingly. The host interviews a female cicada researcher who gives us insights into how cicadas communicate with each other.

Another reason why cicadas are so loud is that their calls help to keep predators at bay. The host talks to a predator expert who explains how the noise produced by cicadas can confuse and disorient predators. We learn that some birds have even evolved to mimic the sound of cicadas to lure them into a false sense of security before striking.

Towards the end of the episode, the show explores the ecological importance of cicadas and how they play a vital role in the ecosystem. For example, cicadas help to cycle nutrients from trees to the forest floor, providing vital nourishment for other organisms. The show also highlights how cicada populations have been impacted by climate change and urbanization, and the important role that citizen science plays in tracking their numbers.

Overall, Why Are Cicadas So Loud? is an informative and engaging episode that sheds light on the fascinating world of cicadas. The show's blend of expert interviews, stunning visuals, and captivating storytelling makes it a must-watch for anyone curious about the natural world.