Fish have had telescoping jaws for 100 million years
![Maori Wrasse fish](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2015/10/ss_fishjawticker_main_crop2.jpg?fit=860%2C460&ssl=1)
A Maori wrasse (Cheilinus undulatus) protrudes its jaws forward to help the fish catch a meal. This jaw-stretching strategy has become more dramatic and widespread over the last 100 million years.
© João Paulo Krajewski