Meanwhile, my dad was embroiled in a multi-decade battle with the local suburban New York City squirrel population that had been ... of our home security system cameras to watch the birds up close.

When you see a squirrel jump to a branch, you might think (and I myself thought, up until just now ... goes exactly the way ...

Squirrels are famous for their incredible agility—leaping across gaps, bouncing between branches, and landing with ease. Now, ...

Bottom photo: A one-legged robot, called Salto, was modified to jump from one branch-like perch to another using principles derived from studies of leaping squirrels. (Image credit: Justin Yim).