My husband and I were both like, ‘Oh, my God, what is a roadrunner doing here?’” Young, a biologist and nature writer, says. ...

Considering how essential the big toe is to walking and running, its origins are quite unexpected. This has scientists ...

Research in bipedal robotics aims to design machines with the speed, stability, agility, and energetic efficiency of a human. While no machine built today realizes the union of these attributes, ...

In most mammals, one gene determines sex. But 100 million years ago, platypuses and echidnas went their own way Published: June 12, 2025 1:11am EDT. Linda ...

The entire population of red wolves, both wild and captive, descends from merely 14 founders of the captive breeding program. This limited heritage means the species has lost a significant amount ...

Like humans, this dinosaur crawled before it walked. Dinosaurs like the "mouse lizard" are among the few animals that made this particular shift in age-related locomotion, fossils suggest.

There are 10 known species, categorized into three genera: Hyemoschus, Moschiola, and Tragulus. While the terms “chevrotain” and “mouse-deer” are often used interchangeably, researchers are beginning ...

Chevrotains are remarkably small animals—about the size of a pet rabbit, cat, or small dog. In fact, they are the smallest hoofed animals on Earth.

More information: Carli Peters et al, Collagen peptide markers for three extinct Australian megafauna species, Frontiers in Mammal Science (2025). DOI: 10.3389/fmamm.2025.1564287 Provided by Frontiers ...

Researchers have released new maps documenting the “Great Nile Migration,” the Earth’s largest-known land mammal migration across South Sudan and Ethiopia. Grant Hopcraft of the University ...

Sea lions, some dead, on beaches of Río Negro province, Argentina, in August 2023. Juan Macri/Associated Press Now, a team of ecologists, epidemiologists and veterinarians is scrambling to keep ...

The illegal trade in wild species is a critical threat to biodiversity; valued at a staggering $23bn each year, it devastates ecosystems and fuels crime. Entitled An Overview of Seizures of ...