A 9 year old boy looking at a crystal that's much larger than he is
May 26th, 2023

Colossal crystal for Naturalis

A gigantic rock crystal of approximately 1750 kilos can be seen in Naturalis from Saturday. The giant crystallized quartz cluster is on display in the “Earth” room. A cluster of rock crystal measuring 2 by 1 by 1.5 meters and weighing approximately 1750…
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Europese Boomkikker (Hyla arborea) - Jelger Herder
December 1st, 2022

Tree frogs exposed

Biology students from Leiden University have discovered two tree frog species in the Dutch coastal dunes that do not occur there naturally. A special DNA technique revealed these potentially harmful tree frogs. Remarkable, but these are not the only exotic…
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Het veelvoorkomende Caraïbische koraal Porites astreoides is zowel op het kunstmatige als op het natuurlijke rif aangetroffen.
July 5th, 2021

Is there a future for artificial reefs?

Manmade structures such as seawalls, breakwaters, and jetties are increasing in frequency in marine coastal environments. Overtime, these structures are unintentionally recruiting marine life such as corals, resulting in the formation of artificial reefs…
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3D print of a Tyrannosaurus rex (life-sized)
April 12th, 2021

Naturalis sends a 3D printed Tyrannosaurus to Japan

Leiden, 12 april 2021. The 3D printed Tyrannosaurus rex that was in the central hall of Naturalis Biodiversity Center in the Netherlands, is being shipped to Japan. The life-sized replica of Naturalis iconic dinosaur Trix will leave for the Dinosaur Museum…
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