Windle, S.; Roth, T.L.; Stalder, G. 2026. Vitamin D status in North American managed black rhinoceros (Diceros bicornis) and white rhinoceros (Ceratotherium simum). Conservation Physiology 14 (1): 1-14. doi.org/10.1093/conphys/coag062 { 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