Anyone who has ever lived with animals knows that they do. So what’s with all the pop science fluff about how monkeys grieve, as if it is supposed to prove something?
A friend offers some vids: Penguin mourns the death of her chick
Mourning doves care for deceased mates
Chickens also.
Birds make monkey mourning look average. One wishes the zeal did something for animals, instead of crackpots. But nope. There’s no money in that.
See also: Claim: Monkeys understand irreversibility of death No.
and
Are apes entering the Stone Age?