Family time! 💞
#grebe #bird #illustration #digitalart #originalart #animal #animalart #birdwatching #birder #cute #artist
32 952 3659
www.npr.org
A crow's math skills include geometry
Crows in a lab were able to distinguish shapes that exhibited right angles, parallel lines, and symmetry, suggesting that, like humans, they have a special ability to perceive geometric regularity.
