Melting snow and warmer winters are causing flocks to leave their winter grounds earlier than they did in the past.
A similar journey would have been made by humans over 65,000 years ago.
CT scans of four ancient skulls suggest the early settlers of North America were more biologically diverse than previously thought.
The five men were arrested on November 28 in a forest near Vyborg, by Russia's border with Finland.
Authorities need public policies, infrastructure and services to help fully integrate new arrivals and ensure they fuel growth instead of becoming a burden.
"We're fighting for a better country that we can be proud," New York Rep. Alexandria Ocasio-Cortez told migrants affected by a policy shift that could see people who rely on U.S. medical care to survive deported.
Two of the boys had been subjected to artificial skull deformation.
We are two pediatricians (one a sitting member of Congress) and we call on the DHS to allow detained children access to the specialized care they require.
We must start treating the other the same way we wish to be treated—be they Palestinian, Filipino, Central American migrant or Syrian refugees in Germany.
The 11-deck Marella Discovery ship encountered the struggling migrant boat off the coast of Greece on Saturday.
Mike Pompeo prompted an angry response by branding China's re-education camps "the stain of the century."
There are several guides for those who may be the target of ICE raids on what to do and what your rights are if agents show up at the door.
You'd think the church would be all over helping the vulnerable. Think again.
Gingrich branded Ocasio-Cortez "profoundly vicious, cruel and dishonest" over her reports of human rights abuses at migrant detention centers.
Trump dismissed reports of human rights abuses at the facilities, claiming they are being run "beautifully" despite a slew or reports suggesting otherwise.
The country's deputy prime minister called out unorthodox regional statistics at a meeting with medical officials.
An online spat has broken out between the congresswoman and the presidential counselor over the former's reporting on dire conditions at migrant detention centers.
Nayib Nukele said "history has shown that this will not stop migration."
Putin claimed that traditional Western liberalism has "come into conflict with the interests of the overwhelming majority of the population."
The Buddhist leader doubled down on comments he made in 2015 when he said an unattractive female Dalai Lama would be useless.
Nayib Bukele said that "someday we will finish building a country where migration is an option and not an obligation."
Matteo Salvini, the far-right interior minister of Italy, said the migrants and refugees aboard the Sea-Watch 3 ship should go to The Netherlands and Germany instead.
Swedish Democrats on Skurup City Council have proposed banning bilingual students from speaking other languages during class and break to promote "faster integration."
Trump was pictured with a document hinting at an agreement with Mexico.
Trump has proposed a five percent tariff on Mexican goods to spur the country into action on illegal immigration.
Models show how vast landscapes in east of the country will respond under different climate scenarios.
"It is about illegal aliens getting to vote for Democrats, as they see it, and recreate a Democrat plantation," Gorka told Fox Business.
The talk show host also claimed to have spotted fake migrant families by the "look" in their children's eyes.