New research tracks history of manatees across Earth's oceans
Zoologists refer to manatees and dugongs as "sea cows" but a simple internet search might return the more playful moniker "floaty potatoes."
Zoologists refer to manatees and dugongs as "sea cows" but a simple internet search might return the more playful moniker "floaty potatoes."
Evolution
Aug 25, 2022
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366
Long before plants and animals inhabited the earth, when life consisted of single-celled organisms afloat in a planet-wide sea, bacteria invaded these organisms and took up permanent residence. One bacterium eventually became ...
Cell & Microbiology
Jun 19, 2013
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0
Scientists have long puzzled over how iguanas, a group of lizards mostly found in the Americas, came to inhabit the isolated Pacific islands of Fiji and Tonga. For years, the leading explanation has been that progenitors ...
Plants & Animals
Jan 11, 2010
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Sabertooth cats make up a diverse group of long-toothed predators that roamed Africa around 6–7 million years ago, around the time that hominins—the group that includes modern humans—began to evolve.
Evolution
Jul 20, 2023
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130
The meters-long, carnivorous "shrimp" from hell that once ruled the seas of Earth a half billion years ago may have been a real softy, it turns out. A new 3-D modeling of the mouth parts of the Anomalocaris, along with evidence ...
Archaeology
Nov 1, 2010
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0
Deep in the forests of Haiti lives the blue-eyed La Hotte glanded frog (Eleutherodactylus glandulifer), which once went 20 years without being observed by scientists. It belongs to a diverse genus from the Caribbean that ...
Ecology
Nov 6, 2023
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61
A team of researchers at the Universities of Tübingen and Göttingen has found that certain minerals with characteristic shapes could indicate the activity of bacteria in hydrothermal vents—or black smokers—in the deep ...
Cell & Microbiology
May 15, 2024
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43
The diet of early anthropoids—the ancestors of apes and monkeys—has long been debated. Did these early primates display behaviors and diets similar to modern species, or did they have much humbler beginnings?
Paleontology & Fossils
Feb 5, 2024
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13
Cut marks on fossils could be evidence of humans exploiting large mammals in Argentina more than 20,000 years ago, according to a study published July 17, 2024 in the open-access journal PLOS ONE by Mariano Del Papa of National ...
Paleontology & Fossils
Jul 17, 2024
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466
A paper appearing today in Nature Communications reports the discovery of extremely rare early human fossils from the Indonesian island of Flores, including an astonishingly small adult limb bone.
Evolution
Aug 6, 2024
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219