Le narval (IMAGE)

Paul Scherrer Institute

Le narval

Caption

Le narval est aussi appelé «licorne des mers»: sa longue défense fascine depuis des siècles. A l’aide des rayons X, une équipe de recherche internationale a pour la première fois rendu visible la structure interne de cette dent hors du commun, de l’échelle nanométrique à l’échelle centimétrique.

Credit

© Carsten Egevang, Greenland Institute of Natural Resources, Groenland du Nord-ouest (2021)

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License

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