Ancient marine organism's dual-layer structure reveals both past and present ocean environments
A new study led by an international team, including researchers from The University of Western Australia, has discovered that ...
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Rare 'prehistoric' ray captured during student expedition: 'We're starting to see the animals on a more regular basis'
The sawfish is a type of ray closely related to sharks ... they help move ocean-floor sediment, which unearths organisms that other marine life can feed on. The knock-on effects of their absence ...