Kohle, A. 1981. Aus der Geschichte des Kolner Zoos: bemerkenswerte Saugetiere des Tierbestandes. Zeitschrift des Kolner Zoo 24 (3): 103-106, figs. 1-5. { copied = true; setTimeout(() => copied = false, 10000); }).catch(err => { console.error('Failed to copy:', err); }); " type="button" :class="copied ? 'bg-secondary border-secondary' : 'border-primary hover:bg-primary'" class="group lg:min-w-64 flex items-center justify-between gap-5 border border-solid px-5 py-2 cursor-pointer transition-colors"> PDF download available