In an earlier blog post, I staged a debate between an advocate claiming that nonhuman animals have emotions and a skeptic arguing that there are simpler explanations of animal behavior. I did not ...

Humans aren’t the only species that mourn their dead. Mother chimpanzees have been observed carrying their dead babies for months, continuing to groom them during this time. Giraffes, crows, and ...

We can’t know if or how animals understand death, but behavioral changes in some species could mean they experience something ...

Over the past couple of years I've written about various aspects of the rich and complex emotional lives of animals, including essays on grief and mourning. I began one of those essays by writing, ...

Humans are not the only creatures that experience grief. Elephants, orcas, primates, dogs, and cats have all shown the ...

About 3 to 5% of mammals are known to be monogamous, meaning they select one mate for life. Still, many monogamous species ...

Coyotes mate for life, mourn their dead, and even help forests grow, revealing deep emotional lives and vital roles in wild ...

Is it her grief ... or ours? As she carried her dead calf for the ninth straight day, Tahlequah the mother orca whale has captured the world’s attention. People have responded to her plight with poems ...

We have all heard animals referred to as “stupid,” or “live stock.” Neither of these terms implies that they are feeling, loving creatures. Over the years of working with animals, I have seen numerous ...