These underground rodents are the first mammals found to actively choose air with lower-than-normal oxygen levels. Their ...

Kangaroos are iconic Australian animals who have long been used as a symbol within the country to represent moving forward. All four species are herbivores who roam around grazing on grass and leaves.

These sorts of interactions very likely occurred between disparate human groups in our distant past. There’s strong evidence that separated groups of people, and even distinct species of humans, ...

Discover 10+ facts about capybaras and get answers to the top capybara FAQs about care, behavior, habitat, diet, and why the ...

A large-scale analysis of 117 mammal species found that preventing reproduction is associated with longer lifespans, suggesting a strong link between reproductive activity and life expectancy. Why do ...