What's the value of one animal? When a wild animal is found badly injured, the most humane option is often euthanasia to ...

The authors do not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and have disclosed no relevant affiliations beyond their ...

A biotech company says it has bred three animals with key physical features of the dire wolf — a species that has been extinct for more than 12,000 years. Colossal Biosciences says it used novel ...

When Game of Thrones premiered in 2011, one of its most unforgettable images appeared almost immediately: a litter of ...

Editor’s Note: Call to Earth is a CNN editorial series committed to reporting on the environmental challenges facing our planet, together with the solutions. Rolex’s Perpetual Planet Initiative has ...

It is a case of wolves in fishermen’s clothing as several of them have been spotted pulling crab traps from waters off Canada’s west coast in what scientists say may be the first documented case of ...

A video has revealed never-before-seen behaviors in wolves that could mark the first case of tool use in a wild member of the wolf and dog family — and it was all for some crab bait. When you purchase ...

We now know that a wide variety of animals use tools, and some clever surprises are among them. 1 Examples involving invertebrates, reptiles, fish, birds, and mammals show different levels of ...