Sure, there are faces only a mother could love. And then there are faces no mother loves, because they belong to animals that fend for themselves from birth. The babies we find cutest—no matter what species they are—may have evolved to look that way because they need a parent’s attention. That means even a crocodile can tug on our heartstrings.
Konrad Lorenz, an Austrian zoologist, proposed in the mid-20th century that human infants are cute for a reason. He said evolution has created ado