WASHINGTON (AP) — Scientists have found prehistoric bugs preserved in amber for the primary time in South America, offering a contemporary glimpse into life on Earth at a time when flowering crops have been simply starting to diversify and unfold all over the world.
Most of the specimens discovered at a sandstone quarry in Ecuador date to 112 million years in the past, stated Fabiany Herrera, curator of fossil crops on the Discipline Museum in Chicago and co-author of the examine revealed Thursday within the journal Communications Earth and Setting.
This photograph offered by researchers in September 2025 reveals a Diptera Brachycera fly of the household Dolichopodidae (long-legged flies) trapped in a Cretaceous-era amber pattern found in Ecuador. (Mónica Solórzano-Kraemer by way of AP)
Virtually all identified amber deposits from the previous 130 million years have been within the Northern Hemisphere, and it’s lengthy been “an enigma” that scientists have discovered few in southern areas that after comprised the supercontinent Gondwana, stated David Grimaldi, an entomologist on the American Museum of Pure Historical past who was not concerned within the discovery.
This marks the primary time researchers have recognized historic beetles, flies, ants and wasps in fossilized tree resin in South America, stated Ricardo Pérez-de la Fuente, a paleoentomologist on the Oxford College Museum of Pure Historical past, who additionally was not concerned within the new examine.
“Amber items are little home windows into the previous,” Pérez-de la Fuente stated, including that the invention will assist researchers perceive the evolving interactions between flowering crops and bugs that lived throughout the period of the dinosaurs.
This photograph offered by researchers in September 2025 reveals a Cretaceous-era fossil of a fern leaf present in a quarry in Ecuador. (Fabiany Herrera by way of AP)
The researchers uncovered tons of of fragments of amber, some containing historic bugs, pollen and tree leaves, at a sandstone quarry in Ecuador that’s on the sting of what’s at present the Amazon basin.
However at present’s rainforest is way completely different from what dinosaurs roamed by means of, Herrera stated. Based mostly on an evaluation of fossils within the amber, the traditional rainforest contained species of ferns and conifers, together with the weird Monkey Puzzle Tree, that now not develop in Amazonia.
“It was a special form of forest,” stated Herrera.
The amber deposits have been beforehand identified to geologists and miners who labored on the Genoveva quarry. Examine co-author Carlos Jaramillo on the Smithsonian Tropical Analysis Institute first heard of them a few decade in the past and got down to discover the precise location, aided by geology subject notes.
This photograph offered by researchers in September 2025 reveals a Diptera Nematocera fly of the household Chironomidae (non-biting midges) trapped in a Cretaceous-era amber pattern found in Ecuador. (Mónica Solórzano-Kraemer by way of AP)
“I went there and realized this place is wonderful,” Jaramillo stated. “There’s a lot amber within the mines,” and it’s extra seen within the open quarry than it might be if hidden underneath dense layers of vegetation.
Researchers will proceed to research the amber trove to be taught extra about Cretaceous-era biodiversity — together with the bugs that contributed to evolution by feeding on flowering crops. “Amber tends to protect issues which are tiny,” stated Grimaldi.
“It’s the time when the connection between flowering crops and bugs received began,” stated Pérez-de la Fuente. “And that turned out to be one of the profitable partnerships in nature.”
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