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Plants & Animals Apr 28, 2025

Colorado's gray wolves roamed closer to metro Denver, farther south in mountains

Colorado's collared gray wolves continued to travel widely last month—even roaming in watersheds that reach into the western portions of metro Denver, according to a new map released this week by state wildlife officials.

Ecology Apr 22, 2025

Novel study calculates the cost to cattle ranchers of an expanding wolf population

Motion-activated field cameras, GPS collars, wolf scat analysis and cattle tail hair samples are helping University of California, Davis, researchers shed new light on how an expanding and protected gray wolf population is ...

Plants & Animals Apr 22, 2025

California wolves are on the comeback and eating cattle: Ranchers say, 'Enough!'

In far Northern California, beneath a towering mountain ridge still covered in April snow, one of the state's last cowboys stood in the tall green grass of a pasture he tends, describing what he sees as the one blight on ...

Ecology Apr 17, 2025

Trump admin proposes redefining 'harm' to endangered animals

The Trump administration aims to remove degradation of habitat from its definition of "harm" to endangered species, proposing Wednesday a rule change that would open the door to human activity in ecologically sensitive environments.

Evolution Apr 16, 2025

'De-extinction' of dire wolves promotes false hope: Technology can't undo extinction

Over the past week, the media have been inundated with news of the "de-extinction" of the dire wolf (Aenocyon dirus)—a species that went extinct about 13,000 years ago.

Plants & Animals Apr 15, 2025

If we must bring back extinct species, let's focus on the giant herbivores

The American genetic engineering firm Colossal Biosciences recently announced to much fanfare it had "de-extincted" the dire wolf, a canine species that was wiped out around 10,000 years ago. However, the three animals it ...

Plants & Animals Apr 14, 2025

Why 'de-extinct' dire wolves are a Trojan horse to hide humanity's destruction of nature

With wildlife populations globally 73% smaller on average than in 1970 and large mammals missing from much of the world, surely there's never been a better time to "de-extinct" species? US biotech company Colossal Biosciences ...

Biotechnology Apr 14, 2025

Scientists say they 'de-extincted' dire wolves: Experts are skeptical

When news broke that scientists in Texas had successfully reintroduced the long-extinct dire wolf to the modern world, more people than just "Game of Thrones" fans took notice.

Plants & Animals Apr 14, 2025

Ancient DNA research aids de-extinction efforts and reveals surprising dire wolf ancestry

Last week, Colossal Biosciences made global headlines when they announced that they had successfully brought the dire wolf back from extinction, or at least a version of one. Colossal's team used pieces of the genetic code ...

Plants & Animals Apr 13, 2025

US firm says it brought back extinct dire wolves

They whimper, drink from baby bottles and crawl oh so tentatively—they look like cute white puppies, not the fruit of a daring project to resuscitate an extinct species.

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