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Cercetătorii nu au stabilit încă dacă comportamentul ursului
este provocat de stresul captivităţii, plictiseală sau pur şi
simplu animalul era bine dispus şi se juca. Imaginile sunt o dovadă
în plus asupra inteligenţei, abilităţii şi inventivităţii de care
dau dovadă urşii indiferent de specia din care fac parte.
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