Omnivores are the most flexible eaters of the animal kingdom. They eat both plants and meat, and many times what they eat depends on what is available to them. When meat is scarce, many animals will ...

If diet is destiny, then modern humans should thank our ancestors for their ability to eat just about anything. Two new studies peek into the distant past to try to figure out just how big a role food ...

Researchers tested the hypothesis that herbivores -- and their plant diets -- have evolved to have greater number of Tas2r bitter taste receptor genes in their genomes than omnivores or carnivores.

Global declines in carnivore populations could embolden plant eaters to increasingly dine on succulent vegetation, driving losses in plant and tree biodiversity, according to new research published in ...