Priced at $40, the Pop Mouse also boasts an "emoji button" directly under the scroll wheel, pushing the device toward a young demographic. But that emoji button is programmable, so the Pop Mouse ...

Going hand-in-hand with the POP Keys keyboard is the POP Mouse, which has an emoji shortcut button of its own on the top (again, though, this needs Logitech Software before it's fully functional).

With people constantly on their phones, the scientists said, ensuring the emoji biodiversity of animals and organisms helps create awareness about unknown species — and efforts to save them.