In the animated movie “Ice Age,” there was a scary, saber-tooth tiger named Diego — which had real-life counterparts that lived in Iowa some 13,000 years ago during the real Ice Age. Researchers at ...

When a sabertooth tiger called out, what noise did it make -- a mighty roar or a throaty purr? A new study examined the data behind the arguments for each vocalization and found that the answer was ...

The summaries below were drafted with the help of AI tools and edited by journalists in our News division. All linked stories were reported, written and edited by McClatchy journalists. In the forests ...