When survival depends on split-second decisions, speed is everything. From avoiding predators to catching prey, the abil ...

On Saturday we showcased the extraordinary speed of North American pronghorn, with footage that showed the animals easily outrunning wolves in Yellowstone National Park. The footage was captured in ...

Discover the heaviest land animals on Earth, from a 6,000 kg giant to other massive species. Learn about their size, weight, ...

Sitting calmly in their webs, many spiders wait for prey to come to them. Arachnids along lakes and rivers eat aquatic insects, such as dragonflies. But, when these insects live in ...

Species living on land make up 85 percent to 95 percent of all biodiversity on Earth today. This is especially impressive when we consider that the continents cover only 30 percent of our planet’s ...

A new video, “Protecting Hawaiʻi’s Native Forests,” shows how ʻōhiʻa trees can thrive when animals are kept out of native ...

New research published in Nature Ecology & Evolution sheds light on the timelines and pathways of evolution of fungi, finding ...