New fossil tells how piranhas got their teeth
Thursday, June 25, 2009 - 21:14
in Paleontology & Archaeology
How did piranhas — the legendary freshwater fish with the razor bite — get their telltale teeth? Researchers from Argentina, the United States and Venezuela have uncovered the jawbone of a striking transitional fossil that sheds light on this question. Named Megapiranha paranensis, this previously unknown fossil fish bridges the evolutionary gap between flesh-eating piranhas and their plant-eating cousins.
Read the whole article on Biology News Net
More from Biology News Net
Related
- New fossil tells how piranhas got their teethThu, 25 Jun 2009, 16:37:54 EDT
- Flatfish fossils fill in evolutionary missing linkWed, 9 Jul 2008, 13:36:07 EDT
- Details of evolutionary transition from fish to land animals revealedWed, 15 Oct 2008, 14:22:28 EDT
- Fossils suggest earlier land-water transition of tetrapodFri, 17 Apr 2009, 12:59:13 EDT
- New study reveals details of evolutionary transition from fish to land animalsWed, 15 Oct 2008, 13:38:37 EDT