They also lose habitat from deforestation as palm tree farms are not suitable for swinging (their main method of mobility). They are forced to walk on their legs which is harmful long term, they cannot effectively find mates in forests fragmented by farmland, and they cannot get sufficient nutrients from the palm trees to survive.

I know you were just making a point about the site, just thought we should list more of the reasons.

'Perfect pitch' muscicians call it. It's something that need to be trained, but most people have to be born with the ability to get even modest gains.

I met a guy in high school band that has synesthesia and would 'see' a different color for every note. So he memorized the colors and that's how he knew the note. I fart at a light green f#.