Fossil reveals a 310-million-year-old fish that ate with a hidden second jaw
Scientists uncovered a 310-million-year-old fish fossil with a “tongue bite,” teeth on the roof and floor of its mouth that worked like a second jaw. This adaptation, previously thought to have appeared much later, shows how fish rapidly experimented with new feeding strategies after mass extinction.
What's Your Reaction?
Like
0
Dislike
0
Love
0
Funny
0
Angry
0
Sad
0
Wow
0
