Fun Facts
Fun facts about birds and migration that you might not know!
![Cloaca fun fact](https://cdn.firespring.com/images/5dc0e353-347f-4e1f-bb7f-9f35c714760c.png)
This is the 100th Fun Fact in the series.
![Fun fact about bird feathers](https://cdn.firespring.com/images/78e6b064-8ec0-447f-b8e8-9518babd0ef2.jpg)
![](https://cdn.firespring.com/images/d6609f7b-21eb-4fba-8177-124a618648d7.jpg)
![Fun fact about brood parasitism](https://cdn.firespring.com/images/5631c5f0-1d6a-44db-85b3-d3070a5d7e99.jpg)
National Audubon article about brood parasitism: The Brilliant Ways Parasitic Birds Terrorize Their Victims.
![Falcons airflow fun fact](https://cdn.firespring.com/images/1e57d281-ab4d-4d2a-b820-db7b0927c6f3.jpg)
Did you know that modern jet engines mimic this design with a metallic cone in the opening of the engine?