The small "pocket" on the outside of a cat's ear. Its exact function is still unclear - but there are a few theories. Biologist and PETBOOK editor Saskia Schneider explains what they are and why you ...

Scottish Fold cats are instantly recognizable thanks to their adorable folded ears, but did you know this trait comes from a genetic mutation? This mutation affects cartilage development, giving them ...

And this is not a one-off. Hundreds of Amazon reviewers agree that this under- $11 toy is a lifesaver for energetic pups — ...

The Best Cat Breeds For First-Time Owners ...