Giant ragweed seeds have high nutritional value, consisting of 47% crude protein and 38% crude fat, and may be an important food source for rodent and invertebrate populations in agricultural and ...

We studied size-selective predation by Common Eiders (Somateria mollissima) feeding on blue mussels (Mytilus edulis). Selection varied with location, season, and prey availability, and for the most ...

Almost all animals eat living things, so in a sense most are predators. We normally restrict the term, though, to cases in which the animal chases and kills its prey. Nevertheless, the models we will ...

Fear of predation may play a role in pushing small populations of vulnerable species to extinction, a new Canadian study has found. That could have implications for almost any species that is prey, ...

The fossil record seems to indicate that the diversity of marine creatures increased and decreased over hundreds of millions of years in step with predator-prey encounters. For decades, there has been ...

Woodland salamanders perform a vital ecological service in American forests by helping to mitigate the impacts of global warming. Woodland salamander predation on invertebrates indirectly affects the ...

Ask livestock producers in Kansas to name the most threatening predator to their operation, and most, if not all, will have the same answer: coyotes. In Kansas, this member of the canine family can be ...

Predation on hens, nests and poults is the single dominant cause limiting the wild turkey population and subsequent harvest, an 8-year study in Tennessee has found. This condition exists because of a ...

“I hate that he kills stuff,” Annie told me, “but I also feel that it is wrong to keep Captain inside. He lives to hunt and I don’t want to take that away from him.” Annie is typical of many people ...