For years, millions of people traveled through Central America north to the United States. Now that flow is changing ...

The freshman senator from Arizona details his plans on border security with a longstanding citizenship goal for "Dreamers." ...

Some Baltimore orioles start to migrate back south as early as July if they're hatchlings for the year are ready for the trip ...

Every spring, hummingbirds embark on an ambitious migration, flying thousands of miles from Central America and Mexico to breeding grounds in the U.S. and Canada. Hummingbirds migrate an average ...

According to the Cornell Lab of Ornithology, the majority of migratory birds fly at night. Species that commonly make this ...

Fall migration is happening earlier for a North ... The trip south each year from Alberta to Central America has, over the last 32 years, moved ahead by an average of 14 days for a small gray ...

Ornithologist Bruce Beehler tracks down what he calls the “Magnificent Seven,” a charismatic group of migratory birds, in his ...

The brightly colored insects have been reported in southeast Michigan, migration watchers say. "Monarch butterflies are of the most recognizable and beloved butterfly in North and Central America.

Known for their impossibly fast wings and long, slender beaks, hummingbirds spend their winters in Central America or Mexico ... time look at the hummingbird migration patterns for the season.

One animal in particular has begun migrating north from Mexico and Central America. Ohio will soon ... its hummingbird spring sightings and migration map for this year, and the birds have begun ...