James Marson leads Ukraine coverage for The Wall Street Journal.

Cutting-Edge Ride Technology & Breathtaking Real-World Footage bring guests up close with the wonders of the Arctic through the most immersiv ...

A global study published in Endangered Species Research finds that endangered sea turtles are recovering in more than half the regions they inhabit, though leatherbacks remain at high risk. Like ...

A beluga whale is hard to mistake for a mermaid unless you're at sea for months, and it's the first thing you see. Here's how ...

The arctic region is one of the coldest places on earth where human survival in nearly impossible, however, there are a ...

Over the past three years, researchers have set up 28 biodiversity monitoring stations including motion-activated trail cameras to capture images of large mammals and automated microphones that can ...

The idea that extreme heat could one day cause a mass extinction and end the dominance of humans and other mammals might sound like something out of sci-fi movie. Yet new findings indicate that the ...

Carlo, a male binturong, is being brought in to breed with Fig, the zoo's female. The rare mammals are carrying hopes for a conservation romance that could help safeguard the vulnerable species ...

It is just not being a healthy, vibrant whale," said Giancarlo Rulli with the Marine Mammal Center. RELATED: More dead whales wash up in San Francisco Bay Fire crews spent hours spraying it down ...

and identified which genetic features have been conserved across mammals—and which ones have uniquely changed in humans over the course of evolution. This study advances our understanding of how the ...

Marine Mammal Center officials announced the sad outcome at around 4:40 p.m. "Unfortunately, today the whale became trapped and was unable to be freed from the mudflat. Because this animal was ...