Polar bears are more than hunters as their leftovers feed many Arctic animals, forming a vital food web threatened by melting sea ice.

Every living thing plays a role in the food chain and Earth's ecosystems, and the extinction of certain species, whether predators or prey, can leave behind significant impacts. "Since the origin of ...

They not only balance the food web but also create revenue for national parks. The restoration of gray wolves at Yellowstone ...

A food web is a detailed interconnecting diagram that shows the overall food relationships between organisms in a particular environment. The simplest explanation is that food webs are "who eats whom" ...

By Edward Carver The consequences of global warming, caused mainly by burning fossil fuels, are varied and many. Now scientists have documented yet another one: The ocean is losing its “greenness.” ...

In a new study published in the Proceedings of the National Academy of Sciences, authors Gabriel Gellner and Kevin McCann from the University of Guelph and SFI External Professor Alan Hastings (UC ...

Over time, non-native plant species increasingly integrate into native food webs. Their region of origin or relatedness to ...

A food web can be seen as a collection of pathways distributing energy to the ecological community. Because of thermodynamical as well as ecological constraints, some pathways are more important than ...

Webs aren’t just for spiders. They can, in fact, describe vast networks of interconnected relationships within ecosystems, based on the food preferences of plants and animals. Understanding a “food ...

Setting aside land for nature is one of the main global strategies to conserve biodiversity. From national parks to local ...