Land mammal news, features and articles

Never smile with your teeth showing (or even yawn) at a monkey, as this could be considered threatening.

Researchers in Kenya successfully transplanted a white rhino embryo into a female surrogate for the first time. The pregnant mother-to-be died from an unrelated illness before she could give birth, but the procedure showed that some of the world's rarest animals can still be saved.

Indian giant squirrels, with their extraordinarily colorful fur, are found in forests and woodlands of India.

Male antechinuses lose three hours of sleep every night during their three-week breeding season to boost their chances of mating, then they die off in a single event.

Bigfoot reports across North America have been linked to the presence of black bears, but the research can't account for sightings in Florida.

Pangolin courtship rituals can last hours and require lots of adjusting for the couple's scaly armor, incredible new footage shot for the PBS series "Big Little Journeys" reveals.

Przewalski's horses cloned from a stallion that died in 1998 could help reintroduce much needed diversity to the species that was once declared extinct in the wild.

Scientists have created a healthy rhesus monkey clone by providing the cloned embryo with a healthy placenta, paving the way for more efficient cloning of primates and other mammals.

Pink fairy armadillos, which are just 6 inches long, appear to have evolved a strange double skin millions of years ago as they moved underground in response to the climate becoming more arid.

Black footed cats are already a threatened species, and habitat fragmentation is now causing increased rates of interbreeding, placing them at higher risk of disease.