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June 9, 2021 —A group of ancient amphibians called temnospondyls evolved stiffer spinal columns to adapt to aquatic life, contrary to previous hypotheses, according to a new ...
June 6, 2022 —Gathering vision data for hundreds of vertebrates and invertebrates, biologists have deepened scientists' understanding of animal vision, including the colors they see. The researchers ...
Nov. 28, 2022 —研究人员discovered and characterized 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 ...
Dec. 20, 2021 —By taking a closer look at lizards, researchers found the first animal example of apparent changes in tooth type in specific regions of the jaw. The results are relevant to multiple research areas ...
2023年5月9日-One of the basic and crucial embryonic processes to unfold in virtually every living organism is the formation of hollow, tubular structures that go on to form blood vessels or a digestive tract, and ...
Apr. 23, 2021 —Scientists have identified a new phylum of microbes found around the world that appear to be playing an important (and surprising) role in the global carbon cycle by helping break down decaying ...
Feb. 18, 2021 —The distribution of vegetation is routinely used to classify climate regions worldwide, yet whether these regions are relevant to other organisms is unknown. Researchers have established climate ...
Oct. 19, 2022 —Well before evolving to help vertebrates breathe underwater, gills played an early and equally important role regulating the salt and pH balance of blood, according to surprising new ...
Mar. 15, 2021 —A new study challenges the lateral-to-sagittal hypothesis by looking at the vertebrae of modern reptiles, mammals, and the extinct nonmammalian synapsids to determine how their vertebrae changed over ...
Sep. 16, 2020 —New research finds that the traits that make vertebrates distinct from invertebrates were made possible by the emergence of a new set of genes 500 million years ago, documenting an important episode ...