After this ancient dolphin went extinct about 23 million years ago, shark-toothed dolphins and giant killer sperm whales evolved to occupy Ankylorhiza’s position within 5 million years.

Prehistoric dolphins acted more like modern-day killer whales, according to a newly published study. The research, which appears in the scientific journal Current Biology, describes a 25-million ...

A new species of ancient dolphin has been discovered, and it may have had a strange and terrifying way of capturing its prey. The fossilized creature, named Aureia rerehua, is thought to have ...

Smithsonian Researchers Uncover Extinct, Ancient River Dolphin Fossil Hiding in Their Own Collections Sometimes, paleontologists don’t have to go into the field to discover a tantalizing new species ...

Scientists have identified a new species of prehistoric dolphin from a fossil that lay undescribed in the collection of the Smithsonian’s National Museum of Natural History for the last 65 years.

New Species of Prehistoric Dolphin Slurped Up Its Prey. The dwarf dolphin spent a lot of time diving to the bottom of the sea in shallow areas and using its short snout to its advantage.

The previously unknown dolphin species inhabited the area of today's landlocked mountainous Switzerland 20 ... Experts Find 2 New Prehistoric Dolphin Species - in Swiss Alps. Published May 25 ...

A team of researchers led by SNSB paleontologist Gertrud Rößner has discovered a new prehistoric dolphin species. Analyses of its inner ear confirm that this dolphin had excellent hearing ...

A newly published study notes that prehistoric crocodiles acted more like modern-day whales and dolphins than their modern-day relatives, based off their inner-ear sensory system.

It belonged to an extinct dolphin named Eurhinodelphis, and it was incredibly long. The braincase was only slightly bigger than McCurry’s outstretched hand, but the snout stretched farther than ...

This Extinct Dolphin Had Tusks That Fish Were Wise to Avoid. ... The dolphin’s nearly complete skull was collected in 1998, from a cliff side in the Otago region of New Zealand’s South Island.

More information: Joyce Sanks et al, Predicting ecology and hearing sensitivities in Parapontoporia—An extinct long‐snouted dolphin, The Anatomical Record (2024). DOI: 10.1002/ar.25538 ...