Animal researchers commonly present pictures to their subjects, usually birds or monkeys, in order to infer how natural objects are perceived and conceptualised

For 35 years, visual recognition by animals has been studied by showing the subjects pictures of social or non-social objects, or scenes without questioning muc

Durer's Devices: Beyond the Projective Model of Pictures is a collection of papers that discusses the nature of picture making and perception. One paper present

The visual world of animals is highly diverse and often very different from that of humans. This book provides an extensive review of the latest behavioral and

“Is the tick a machine or a machine operator? Is it a mere object or a subject?” With these questions, the pioneering biophilosopher Jakob von Uexküll emba