As service animals, capuchins change people’s lives—but they may suffer in the process.
Their experiments confirm that sex is pleasurable, even for animals we think of as simple.
Two recently married Harvard grads embark on a quest sketch all 112 justices in U.S. history as animals
The extinction of animals is a huge problem for plants that rely on them to escape warming habitats.
A contentious way to teach captive animals what to fear in the wild
Animal suffering is incredibly difficult to measure. So is whether or not it actually benefits research.
The bushfires were a disaster waiting to happen for animals already fighting for survival.
By killing the biggest animals, we’ve allowed smaller and more vulnerable species to remodel the terrain.
Some animals have benefited from pandemic lockdowns. Others, not so much.
Three Caltech students have shown that these brainless animals have their own version of slumber.