Search results
2 days ago · Evolutionary biologists document evidence of common descent, all the way back to the last universal common ancestor, by developing testable predictions, testing hypotheses, and constructing theories that illustrate and describe its causes.
5 days ago · Phylogeny, the history of the evolution of a species or group, especially in reference to lines of descent and relationships among broad groups of organisms. Fundamental to phylogeny is the proposition, universally accepted in the scientific community, that plants or animals of different species
4 days ago · The Complicated, Problematic, Thrilling Search for the Origin of Our Species. Historian Stefanos Geroulanos is Director of the Remarque Institute and a professor of European Intellectual History at New York University. He writes on topics of conceptual history, science, and epistemology. Below, Stefanos shares five key insights from his new ...
5 days ago · Background Variations in hydraulic conductivity may arise from species-specific differences in the anatomical structure and function of the xylem, reflecting a spectrum of plant strategies along a slow-fast resource economy continuum. Spruce (Picea spp.), a widely distributed and highly adaptable tree species, is crucial in preventing soil erosion and enabling climate regulation. However, a ...
People also ask
Where did camelids come from?
Did Homo sapiens evolve from a common ancestor with chimpanzees?
When did camels become extinct?
Did Culex pipiens adapt to human-made underground systems?
2 days ago · Cattle. Cattle ( Bos taurus) are large, domesticated, bovid ungulates widely kept as livestock. They are prominent modern members of the subfamily Bovinae and the most widespread species of the genus Bos. Mature female cattle are called cows and mature male cattle are bulls.
5 days ago · Earth’s first animals may seem simple compared to present-day species, but they had a considerable impact on the explosion of life on our planet more than half a billion years ago. The remains of the first marine animal forests from the Ediacaran Period, about 565 million years ago, are revealing how early communities of animal life may have ...
4 days ago · A research paper published in Nature reveals a remarkable example of species radiation in Madagascar followed by long-distance dispersal to Africa and Australia. With speciation, an astonishing divergence of pollination mechanisms evolved, that exploit hawkmoths, bats, and lemurs for a simple nectar reward.
