Mar 24 2011

Saber-Toothed Vegetarian Had Threatening Mouthful

A dog-sized plant-eater from 260-million-years ago likely used its fierce-looking teeth to ward off predators.

Dec 20 2010

Beaks Transformed Dinosaurs, Expanding Diet

The beak was like a Swiss Army knife for dinosaurs because it provided many tools in one unit.

Aug 09 2010

Bad Breath Prompts Insects to Keel Over

Plant-dwelling insects have a unique defense system that zeroes in on smelly animal breath.

May 23 2010

As Mammoths Died Out, Earth Chilled

Tag: Climate,Earth,Global Warming,Herbivores,Mammoth,Neanderthals,PredatorsDiscovery News - Top Stories @ 6:46 pm
As massive grazing animals were killed off by early human hunters, methane levels dropped, contributing to a chilling planet.

May 21 2010

Dino-Era Reptiles: Part Cow, Armadillo, Crocodile

This heavily armored reptile may have lived among dinos, but it sure wasn't threatened by them.