Some dogs have two different colored eyes. Do other animals (besides people), and if so, why? – George, age 10, Hethersett, UK. Some dogs are born with one brown eye and one blue eye, which can look ...

When you spot a dog with blue eyes, it’s hard not to pause and stare. Those icy peepers are captivating, but they’re also relatively rare—fewer than 5% of adult dogs naturally have them. While this ...

This study, the first consumer genomics study ever conducted on a non-human animal, involved the genetic data of 6,070 dogs who belong to Embark customers. While it’s been known that some genetic ...