For more than seven years, a mysterious wasting disease has nearly killed off sea star populations around the world. Some of these species stand at the brink of extinction.

Fishermen contend with regulations, natural disasters, and the ups and downs of the stocks they fish, along with many other changes. 

In the future, the Antarctic could become a greener place and be colonised by new species. 

Soon after a team led by University of Oregon biologist Paul Cziko installed the McMurdo Oceanographic Observatory in 2017, the mesmerizing calls of Weddell seals roaming under Antarctica’s sea ice often lulled scientists to sleep.

Mussels, oysters and scallops have the highest levels of microplastic contamination among seafood, a new study reveals.

When zebrafish see light, they often swim towards it. Same with prey, although the signals are entirely different. A predator, on the other hand, prompts the fish to escape.

Bumble bees found in low-quality landscapes — characterized by a relative lack of spring flowers and quality nesting habitat — had higher levels of disease pathogens, as did bumble bees in areas with higher numbers of managed honey bee hives, according to research led by Penn State scientists.

A new species of mam­mal may have been found in Africa’s montane forests

Study shows epigenetic changes, passed to new generations, may solve paradox of rapid resistance

The tube fishway allows fish to glide past dam walls, weirs and other river barriers, with the potential to revitalise Australia’s ailing freshwater fish stocks.