stackyFACTS
Science

Japanese crows use trains to crack open walnuts

HERE’S THE INTERESTING PART

When manual labor is beneath you, simply outsource your foraging to heavy public transit. These highly intelligent birds intentionally place hard nuts on the steel rails, wait for a locomotive to obliterate the shell, and then casually descend to feast on the perfectly extracted reward.

Japanese crows use trains to crack open walnuts
STACKY / Science
One discovery leads to another.

Keep exploring facts in this topic.

Science →
STACKY FOR IPHONE

A bigger world.
One discovery
at a time.

Keep discovering with Stacky. Interesting facts in an app that is always within reach.

Download on the App Store
ONE MORE DISCOVERY?

Keep exploring

All in this topic →
StackyMore discoveries in the app
Download on the App Store