Evolution has resulted in the development of both herbivores and carnivores—but how? What type of food did extinct vertebrates eat? And how can we gain insight into the diets of these creatures? In ...

There’s a reason we eat cows, pigs and chickens and not wolves, tigers or lions. As a rule of thumb, animals that eat plants are tastier than those that eat meat. There are some exceptions to this ...

Ellie shows a couple how to find the balance between meat and vegetarian dishes. He’s a meat eater. She’s a vegetarian. Their kitchen has become a battleground. Can this marriage be saved? It’s Ellie ...

Human-related extinctions of the largest herbivores and carnivores are disrupting what appears to be a fundamental feature of past and present ecosystems, says a new study. The U-shaped relationship ...

I, personally, could write about squirrels every week for a year. These are one of those common animals that are so much more than meets the eye. In response to my last squirrel column, I was asked ...

The U-shaped relationship between diet and size in modern land mammals could also stand for "universal," says a new study, which has found that the relationship spans at least 66 million years and a ...