Kevin White has placed his hands on the long, white fur of more than 400 Alaska mountain goats during the past 20 years. His diligence in studying this Ice Age wanderer of high, steep country has led to a new understanding — a surprising number of the creatures die by snow avalanche. White works out […]
JUNEAU, Alaska — The size of Alaska’s population remained essentially unchanged for a second consecutive year, based on population estimates released last week by the Alaska Department of Labor and Workforce Development. From July 2022 to July 2023, the state grew by an estimated 304 people — 0.04 percent. Despite that slight overall growth, Alaska […]
Numbers of adult peregrine falcons on the upper Yukon River in Alaska have decreased by more than a third in the last three years, according to a scientist who has counted them there for half a century. Skip Ambrose is a biologist who has observed Yukon River peregrine falcons since 1973, missing only three years […]
The small size and isolation of the endangered population of Southern Resident killer whales in the Pacific Northwest have led to high levels of inbreeding. This inbreeding has contributed to their decline, which has continued as surrounding killer whale populations expand, according to research published in Nature Ecology and Evolution. The groundbreaking new study combined modern genomics […]