Gleiss, H.G.W. 1967. Unter Robben, Gnus und Tigerschlangen: Chronik des Zoologischen Gartens Breslau 1865-1965. Wedel, Natura et Patrio Verlag. pp. 1-290. { 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