The monkeys' "ultra-yodels" had frequency leaps that were five times larger than human frequency changes, often exceeding ...

A purring cat is one of the most pleasing sounds in the animal kingdom. Typically, it means your kitty is happy, relaxed, and ...

While most of us are quite content owning a dog, cat, bird, fish or other small pet, the same can't be said for some celebrities who have been known to share their beds and their homes with some very ...