The study suggests the crows learn by cultural transmission.
Birds of a feather… merge together.
They’ve outsmarted all primates, and even four-year-old children.
Don’t mess with ravens.
Who you callin’ bird brain?
If you can see a person or an animal, then it is possible to be seen back. It’s a basic caveat they train in the military when discussing camouflage. What’s more, if you suspect you’re being seen, you must minimize your movements. This level of abstraction was thought to be unique to humans. It’s been recently shown that ravens too are capable of imagining someone is spying on them and take greater care hiding their food, as reported in Nature Communications.
We’re inclined to think that gestures are reserved to species which at least possess some kind of articulated limbs. However, scientists have shown that wild ravens purposefully gesture, making it the first time this type of behavior has been observed in the wild except in the closest relatives of humans, primates. Sure, you might argue that you’ve seen your dog