Figuring out how wild wheat protects itself from insects

Wheat is a staple crop that provides 20% of the world population's caloric and human protein intake. Although wheat is essential for human and livestock diets, these plants are continuously preyed upon by insect herbivores ...

Herbivores, not predators, most at risk of extinction

One million years ago, the extinction of large-bodied plant-eaters changed the trajectory of life on Earth. The disappearance of these large herbivores reshaped plant life, altered fire regimes across Earth's landscapes, ...

Africa's last rhinos threatened by poaching

Decades of conservation efforts to save rhinos are coming undone, as surging demand for their horns in Asian traditional medicine has spawned a vast criminal trade powered by poaching.

New study sheds light on dinosaur size

Dinosaurs were not only the largest animals to roam the Earth - they also had a greater number of larger species compared to all other back-boned animals - scientists suggest in a new paper published in the journal PLOS ONE ...

page 7 from 19