1
2
Sep. 8, 2020 —Australian rodents skulls all correspond to one simple, size-dependent shape that is more than ten million years old but it turns out this lack of change is the secret behind their survivor ...
July 15, 2021 —Two fossil teeth from a distant relative of North American gophers have scientists rethinking how some mammals reached the Caribbean ...
Dec. 24, 2020 —Paleontologists have succeeded in reconstructing the chewing motion of an early mammal that lived almost 150 million years ago. This showed that its teeth worked extremely precisely and surprisingly ...
Dec. 13, 2022 —In a global study, researchers have identified that most reservoirs of rodent-borne diseases tend to live exclusively or occasionally in or near human dwellings, show large fluctuations in their ...
Nov. 28, 2022 —研究人员发现和发展rized a DNA sequence found in jawed vertebrates, such as sharks and humans, but absent in jawless vertebrates, such as lampreys. This DNA is important for the ...
Apr. 12, 2021 —Squirrels and other tree-dwelling rodents evolved to have bigger brains than their burrowing cousins, a study ...
Nov. 18, 2021 —Some ancestral rodents likely had repeated infections with SARS-like coronaviruses, leading them to acquire tolerance or resistance to the pathogens, according to new research. This raises the ...
June 26, 2020 —A new study has shown that not all saber-tooths were fearsome ...
June 8, 2021 —A new study shows that pharyngeal jaws enable at least one species of moray eel to feed on ...
Oct. 27, 2021 —Researchers trace the first tusks back to ancient mammal relatives that lived before the dinosaurs and shed light on the evolution of mammalian tusks by first defining what makes a tusk a ...