Can't find phone ... wallet ... keys ... phone number. That's before the age of 60 - happens more frequently after that. And with the increase in their numbers in recent years it looks to become a more serious problem in future. ole not youthful .

Koala bear Orangutan Chimps Sloth

Quadranates? I have no idea...but I was close with the llamas yesterday!

I think I might have been still a child when I read a story about a woman --I think she may have been Swedish-- who took her daughter to a hospital for a hand wound and pointed out to the doctor that one of the fingers was not wrinkling from water exposure. Supposedly, this spurred figuring out the mechanism behind finger wrinkling.