Even fish look forward to retirement. After making an exhausting migration from river to ocean and back to river — often multiple years in a row — one species of Alaskan trout decides to call it quits and retire from migrating once they are big enough to survive off their fat reserves. This is the […]
Though millions of sea stars along the West Coast have perished in the past several years from an apparent wasting disease, scientists still don’t know why. The iconic marine creature develops white lesions on its limbs and within days can dissolve or “melt” into a gooey mass. Last year, researchers identified a type of pathogen […]
Early intervention for toddlers with autism spectrum disorder helps improve their intellectual ability and reduces autism symptoms years after originally getting treatment, a new study shows. The study is the first in more than 20 years to look at long-term outcomes after early intensive autism intervention. The therapy began when children were 18 to 30 […]
A chemical signature recorded on the ear bones of Chinook salmon from Alaska’s Bristol Bay region could tell scientists and resource managers where they are born and how they spend their first year of life. This bone, called an otolith, accumulates layers as a fish grows, similar to trees. These “growth rings” are produced throughout […]