Although often regarded as a problem for future generations, climate change is already having a profound impact on northern lakes, the species they contain and the humans that rely on them for food and fun

A genetic analysis conducted by the U.S. Geological Survey recently confirmed that  larval, or newly hatched, fish collected from the Maumee River during the summer of 2018 are grass carp, one species of invasive Asian carps that threaten the Great Lakes.

An international team of biologists is setting out into some of the roughest waters in the North Pacific Ocean in the middle of winter to try to solve the fundamental mystery of Pacific salmon: What determines whether they live or die?

Researchers discover that marine parks contain less than half of the fish biomass found in remote reefs.

Research led by Stacy Lindshield shows protected areas like national parks are effectively preserving many mammal species in Senegal.

Dominant female meerkats use aggression to keep subordinates from breeding, but a new study finds this negative behavior also can result in the latter becoming less willing to help within the group.

For red squirrels, the death of a male you’ve never met could be the key to your survival, according to a new study.

Experts have shed new light on the relationship between predators and their prey after studying how elk responded to the risk posed by grey wolves in an American national park.

A team of Princeton ecologists took advantage of a rare opportunity to study what happens to an ecosystem when large carnivores are wiped out.

In January 2019, an international team of scientists working off the tip of southern Chile got their first live look at what might be a new species of killer whale.