And yet migration is important for Oregon because its residents are among the oldest, on average, of any state in the nation. And Oregon also has one of the country’s lowest birthrates.

While Dr. Watson is not certain, it seems this migration pattern associated with maize is unique to the Sonoran Desert.

Caesar the No Drama Llama and a flock of “geese for peace” provided some viral moments at Portland’s “No Kings” protest.

When to Spot Monarch Butterflies in Georgia Georgia falls right in line with the migration path of monarch butterflies. Because of their two-way migration pattern, there are two times of year when ...

Each year, painted lady butterflies migrate thousands of miles between Africa and Europe. As the environment changes, so do their journeys.

An unusual couple of nesters has attracted the attention of Portland-area birders drawn to a story about the peculiarities of nature.

Two different species of geese — a greater white-fronted goose and a Canada goose — built a nest together in a Portland area park.

At Izembek Lagoon, Pacific black brant are choosing to overwinter in the Bering Sea — drawn by warming waters and the eelgrass meadows beneath.

Are miller moths dangerous? Annual spring migration of moths in Denver Colorado begins in May. Why you shouldn't hurt them, don't kill them, safe eat cats and dogs?

Miller moths' migration pattern takes them westward over Colorado's Front Range, between stops on the eastern plains and the mountains, during late spring.

This back-and-forth migration pattern continued as recently as the last Glacial period, between 50,000 and 19,000 years ago. By combining cutting-edge ancient DNA and isotope analyses with traditional ...

Idaho was next with a 3.4% net migration percentage of population, followed by Nevada, Montana, Florida, South Dakota, Wyoming, North Carolina and Tennessee.