genes

Genes play a role in warbler migration

September 25, 2019

For golden-winged and blue-winged warblers, where they go when they migrate south is in their genes, researchers found. “These small songbirds don’t really have ...

What makes two species different?

January 10, 2019

Scientists have long believed that the difference between two species came down to reproductive incompatibility as a result of adapting to different environments. ...