Rail lines between Chicago and Mississippi established ties that have endured long after the Great Migration—and these southern roots even reach west into Iowa.

BLOOMINGTON -- Twenty whooping cranes led by four ultra-light aircraft are poised to fly over Central Illinois as early as Saturday on their way to wintering grounds in Florida.

When will hummingbirds leave Illinois? Here's when to expect peak migration Hummingbirds start their migration from Illinois and the Chicago area long before the cold weather hits.

A recent study by the moving company Allied Van Lines shows that Illinois continues to see more outbound migration than new residents.

Detroiters share their personal migration stories and Detroit PBS’ hosts a “Great Migrations” panel.

While some extended warm weather has made September feel like an extra month of summer in many ways, hummingbirds are preparing to migrate from the area before the cold weather hits.

The Illinois Raptor Center announced the project on social media Monday. Both organizations have partnered with Motus Wildlife Tracking System, or Motus, to further research in central Illinois.

Domestic migration trends remain, with Illinois ranking 48th in population loss due to residents moving to other states. In total, 56,235 residents moved out of Illinois. The reason?