In the 20th century, animals such as mules and ligers that had parents of different species were considered biological flukes, but genetic sequencing is beginning to unravel the critical role of hybridization in evolution.

10x Genomics invites you to join them for an educational webinar.

DNA analysis of a bizarre, 30-year-old whale skull serves as a reminder of the secrets that museum specimens keep about the natural world.

Gulf killifish have made a stunning comeback in Houston with the help of genetic mutations imported from interspecies mating with Atlantic killifish.

Specialists from the state’s Department of Fish, Wildlife and Parks are working to determine what creature a rancher shot and killed.

A study finds two species of guenon monkeys in Tanzania have been mating and producing fertile offspring for generations.

Genomic analysis reveals wolves and coyotes have hybridized, potentially complicating wolves' protection under the US Endangered Species Act.

Rick Harrison, an evolutionary biologist known for his research on speciation, has passed away at age 70.

DNA from the 40,000-year-old bones of a modern human found in Europe contains Neanderthal genes.