A life-like painting of a large lizard lurking over a nest of dinosaur eggs with one already in its mouth
2025 Excavated: A Look Back at Some of the Biggest NHM Discoveries
From prehistoric giant lizards and ancient raccoons to newly discovered spiders and heroic extinct dugongs, NHMLAC researchers had a busy year describing new species. Meet some of the coolest creatures our researchers described this year, along with other inspiring discoveries.
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An artistic reconstruction of a herd of ancient sea cows foraging on the seafloor.
Research and Collections
For Ancient and Modern Seagrass Ecosystems, Having a (Sea)Cow Is Super Important
A new species of extinct dugong from the Persian Gulf highlights sea cows as underwater lawn mowers protecting biodiversity
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Dr. Rodrigo Monjaraz Ruedas holding specimens in a jar and wearing a head lamp at night
Research and Collections
Sumérgete en el mundo los Arácnidos con nuestro nuevo Curador de Entomología, el Dr. Rodrigo Monjaraz Ruedas
Conoce a uno de los dos nuevos curadores de Entomología del Museo de Historia Natural, NHM y explora con nosotros la biodiversidad de arácnidos secreta en las entrañas de la tierra.
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Dr. Rodrigo Monjaraz Ruedas holding specimens in a jar and wearing a head lamp at night
Research and Collections
Cave Dive Into Arachnids With Dr. Rodrigo Monjaraz-Ruedas, Our New Entomology Curator
Welcome one of NHM’s two new Entomology Curators and explore the secret biodiversity of arachnids deep below the Earth’s surface
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Fossil tree limb with a fossil bird on top of it framed by demolished wall
Research and Collections
Fossil Trees Help Grow Our Understanding of Ancient Climate
A new study reveals how ancient trees from La Brea Tar Pits helped warm the planet during the last ice age by coughing up CO2
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Illustration of aquatic sloths chilling by the beach next to some penguins and sea lions during a sun set
Dive Into the Weird Miocene World of Aquatic Sloths
A new paper by an international team of researchers, including NHM's Curator of Marine Mammals, Dr. Jorge Velez-Juarbe, uncovers more secrets of aquasloths with one of the most complete skeletons ever discovered
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Dung beetle expedition Catalina Island crew
Join the Dung Beetle Hunt
Walk in the shoes of La Brea Tar Pits scientists who ventured to a less-trodden part of Catalina Island to scout for dung beetles in bison poop! 
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A collage of dinosaurs of various types
A Decade of Discoveries for 10 Years of Dino Fest
To mark 10 years of Dino Fest, we're looking back at 10 of the colossal discoveries by NHM researchers from the Age of Dinosaurs
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Bridget Altman Paskil at Ghost Ranch New Mexico
More than a rock
Our intrepid colleague's dig diary from her fossil-finding expedition to Ghost Ranch, New Mexico.
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A fairy poppy bee on a dark orange background of a California poppy
The Fairy Poppy Bee's Dance of Fragility and Resilience
Discover one of the 1600 species of native California bees and the intimate portraits in conservation photographer Krystle Hickman's forthcoming book, The ABCs of California Native Bees 
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