Birds that dive may be at greater risk of extinction
The animals could be becoming trapped in their environments by their own adaptations
![photo of an African penguin standing on a rock and bowing its head](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2023/01/011023_jb_diving-birds_feat.jpg?fit=1030%2C580&ssl=1)
The African penguin (Spheniscus demersus) is one of many diving birds threatened with extinction.
Vicki Jauron, Babylon and Beyond Photography/Getty Images Plus