Babies born into vegan or vegetarian families may be slightly underweight in early infancy, but seem to catch up to their omnivore peers by age 2. When it comes to the pros and cons of veganism at a ...

Bodies store hints about diets. Stable isotope analysis of tissues is widely used to reconstruct animal diets and food web relations – but results have the potential to be misleading, a new study ...

Cats—unlike humans—are true carnivores: they must eat meat to survive because their bodies can't draw some essential nutrients from plants. By looking at tissues, researchers can get a good ...