Deadly bone disease wiped out long-necked dinosaurs in what is now the interior of the state of São Paulo, Brazil (IMAGE)

Fundação de Amparo à Pesquisa do Estado de São Paulo

Deadly bone disease wiped out long-necked dinosaurs in what is now the interior of the state of São Paulo, Brazil

Caption

In the approximately 80-million-year-old fossilized bone, the arrows indicated by BL point to the lesion caused by osteomyelitis. HB is the unlesioned part, and MB is the bone marrow

Credit

Tito Aureliano et al./The Anatomical Record

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