Welches Menschenalter hat mein Hund?

Ein Hundejahr soll sieben Menschenjahren entsprechen. Diese Faustformel ist für Tierärzte und Forscher längst überholt.

Augen, Zähne und das Verhalten lassen auf das Alter eines Hundes schließen.

Archivbild: Inga Kjer

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