1993). There are a number of other well-described examples where keystone species act as determinate predators. Sea otters (i) regulate sea urchin populations, which in turn feed upon kelp and ...

Sea otters help recover the kelp forests they depend on. Now scientists know how - While threatened by climate change, otters ...

A new study sheds light on the power of keystone species, which could help ecologists in other environments. View on euronews ...

In contrast, keystone species have effects on communities that ... Likewise, in Alaska, sea otter decline has led to an increase in sea urchin abundance and a loss of kelp forest, and this decline ...

Glacier Bay’s first recent otter sighting occurred in 1988 ... to the benefit of fish and other sea life. Scientists thus consider otters “keystone species”: creatures, such as beavers, elephants and ...

including a “no-otter zone” provision removing them from their natural habitat and letting the fishing industry dodge Endangered Species Act rules protecting them. Northern sea otters didn’t get ...

Local tribes and nonprofits have received a $1.56 million grant to lead the planning effort to reintroduce the endearing mammals that are considered a keystone species ... to put sea otter ...

open image in gallery Sea otters are a keystone species, meaning they help to hold their ecosystem together. But, the otters are threatened by climate change and other hazards (Getty Images ...

Africa's vultures are disappearing. Disaster could follow. Africa's vultures are disappearing. Disaster could follow. Wolves hunt sea otters and seals, a startling find Wolves hunt sea otters and ...