Colossal Biosciences genetically engineered wolves with white hair and muscular jaws to resemble dire wolves, which went extinct more than 10,000 years ago.

Using CRISPR technology, a company called Colossal says it has de-extincted a wolf species last seen thousands of years ago.

While spring black bear hunting opens in Montana on April 15, Bear Management Unit 530 in the Boulder River drainage of south-central Montana does not begin until May 25.

Pioneers in the science of "de-extinction," an American company has announced the births of three pups whose genes resemble ...