Spider webs can be beautiful, intricate, and deadly – but what can they tell us about the spiders who build them? Orb weaving spiders’ flexible behavior during web construction seems to indicate some degree of insight or understanding.
Humans use a variety of cues to gauge an object’s weight without directly handling it, including how easily it can be moved. For instance, if we see one object blowing down the street in the wind while another object remains stationary, we can infer. . . Read More