wildlife

California sea lions (Zalophus californianus) have one of the highest rates of cancer of all mammals, and scientists have long wondered why.

The COVID-19 pandemic saw wild animals roaming empty streets and a drop in emissions in many places around the world. Yet these improvements to nature are unlikely to remain, and the environmental…

Sweden’s announcement this week that it is to build a series of animal bridges is the latest in global efforts to help wildlife navigate busy roads

Millions of birds travel between their breeding and wintering grounds during spring and autumn migration, creating one of the greatest spectacles of the natural world. These journeys often span…

Photojournalists capture the often unseen side of the meat, fur and entertainment industries, in a collection co-edited by Guardian collaborator Jo-Anne McArthur

Global study finds that species numbers reported in the wild fell sharply between 1990 and 2015. The number of wild bee species recorded by an international database of life on Earth has declined by…

Sobering new report says world is failing to grasp the extent of threats posed by biodiversity loss and the climate crisis. The planet is facing a “ghastly future of mass extinction, declining…

There are only two remaining rhinos of this species, a mother and daughter, but scientists see new hope in stem cell breakthroughs “Iwatch these beautiful animals walk the path toward extinction…

Hostile dispute over trophy hunting fuelled by ‘myths driven by emotion and morality that ignore critical facts’. Leading scientists have warned that global conservation is being undermined by…

  At the end of December, activists and celebrity supporters relaunched their #RethinkHS2 campaign opposing the UK’s new high-speed line with a rather glossy video voiced by Emma Thompson, featuring…

Coalition says promise is key to preventing mass extinctions and ensuring clean air and water. A coalition of more than 50 countries has committed to protect almost a third of the planet by 2030 to…

Armed men have killed at least six rangers and wounded several others in an ambush in eastern Democratic Republic of Congo’s (DRC) Virunga national park. This park is a sanctuary for endangered…

Just over two weeks before President Donald Trump is set to leave the White House, his U.S. Fish and Wildlife Service on Tuesday finalized a rollback of the Migratory Bird Treaty Act—a law that's…

Humans are driving species to extinction 1,000 times faster than what is considered natural. Now, new research underscores the extent of the planet's impoverishment.

A few months ago a group of scientists warned about the rise of "extinction denial," an effort much like climate denial to mischaracterize the extinction crisis and suggest that human activity isn't…

Conservationists have captured video footage of an extremely adorable turtle "tsunami." Sound impossible? What the videographers are calling a "tsunami" is actually comprised of an endangered…

World faces huge wildlife losses by 2050 unless what and how food is produced changes. The global food system is on course to drive rapid and widespread ecological damage with almost 90% of land…

Surface area of world’s largest lake could be up to 23 to 34 per cent smaller by 2100, researchers say in a comment article. Rising temperatures could cause the Caspian Sea to shrink in the coming…

Westland petrel fledglings have been hitting the roads, possibly mistaking the lights for bioluminescent fish they feed on. In an attempt to save a rare bird species, a New Zealand village is…

Unless global food systems are transformed, the world could face severe ecological damage in just a few decades.