This article aims to discuss the largest non-dinosaur land animal to ever exist. There were actually several massive non-dinosaur creatures that roamed the earth before and after the reign of the ...

Very few species on Earth today are considered “living fossils”–species that have survived over hundreds of millions of years, remaining more or less unchanged compared to their distant ancestors.

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. When we think about the scope of our world’s diversity, ...

Before your visit, discover some of Earth's most captivating creatures found at the San Diego Zoo Safari Park, like the stealthy Sumatran tiger, the soaring California condor, and the resilient desert ...

A new study has answered a long-held question about why medium-sized land animals like cheetahs tend to be fastest. There's a discrepancy in the animal kingdom. While many key traits such as strength, ...

A visualization of Tiktaalik roseae, an extinct aquatic animal with fossils that shed light on the evolution of land animals from marine animals millions of years ago. Nobu Tamura via Wikimedia ...