food webs

Scientists have identified a fossil of an herbivorous dinosaur, Psittacosaurus, being bitten by a mammal, Repenomamus.

Science

This fossil of a mammal biting a dinosaur captures a death battle's final moments

7:27pm July 18, 2023

by Ari Daniel

A 125-million-year-old fossil from the early Cretaceous shows the skeletons of a smaller mammal biting a larger horned dinosaur, suggesting a much more complex ancient food web.

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Scientists used a relatively new technique called DNA metabarcoding to analyze the diets of impala and other herbivores in southern Kenya.

Science
Environment

Grass Gourmands: A Herbivore Food Mystery On The African Savanna

6:04pm June 02, 2015

by Sujata Gupta

A new study sheds light on a longstanding ecological question: How do so many species like impalas and elephants co-exist when they're all feeding on the same limited foods?