..., this recognition of the binary gives the biosemiological notion Umwelt (Uexküll) a new definition. Namely, despite the modern's tendency to quantify its temporality, human Umwelt retained its singularity of the present in these circumstances. Another similarity between these two historical circumstances...

... to the human/animal, is nonetheless conversant with Uexküll s more general (and nowadays better-known) notion of onto- bio- environment (Umwelt) devel- oped six years later in his Foray into the World of Animals and Humans ([1934] 2010), which contested the general proclivity at the time to imag- ine living...

... is for Deleuze and Guattari noth- ing other than ethology itself. To make and exemplify this point, they rely on Jakob von Uexküll and his famous analysis of the Umwelt of the tick.38 With this move, their position on affect migrates from touchstone of affect theory to touchstone of biosemiotics, since...