peer-reviewed research

Living the Scientific Life (Scientist, Interrupted)

Tag archives for peer-reviewed research

tags: evolution, evolutionary biology, UV light, flight, dinosaur, dromaeosaur, theropods, Microraptor gui, paleontology, fossils, birds, researchblogging.org,peer-reviewed research, peer-reviewed paper, journal club Figure 1. The holotype of Microraptor gui, IVPP V 13352 under normal light. This shows the preserved feathers (white arrow) and the ‘halo’ around the specimen where they appear to be absent (black arrows).…

tags: evolution, evolutionary biology, behavioral ecology, animal behavior, molecular ecology, parental care, mating systems, monogamy, sexual selection, frogs, poison dart frogs, Dendrobatidae, Ranitomeya, researchblogging.org,peer-reviewed research, peer-reviewed paper, journal club Peruvian mimic poison frog, Ranitomeya imitator. Image: Jason Brown [larger view] To know the breeding system is to know the genetic architecture of a species. To…

tags: evolution, evolutionary biology, gynandromorph, bilateral gynandromorph bird, half-sider, mixed-sex chimaera, sex determination, molecular biology, genetics, developmental biology, endocrinology, birds, chicken, Gallus gallus, ornithology, researchblogging.org,peer-reviewed research, peer-reviewed paper, journal club Half-sider. Almost exactly one year ago, hundreds of American birders were thrilled by sightings and photographs of this remarkable Northern Cardinal, or Redbird, Cardinalis cardinalis,…

tags: evolution, evolutionary biology, ancient DNA, aDNA, molecular biology, molecular ecology, archaeology, paleontology, fossil eggshell, extinct birds, giant moa, Dinornis robustus, elephant birds, Aepyornis maximus, Mullerornis, Thunderbirds, Genyornis, researchblogging.org,peer-reviewed research, peer-reviewed paper, journal club Elephant bird, Aepyornis maximus, egg compared to a human hand with a hummingbird egg balanced on a fingertip. To conduct my…

tags: faith-based birding, mass hysteria, endangered species, extinct species, conservation, politics, Ivory-billed Woodpecker, Campephilus principalis, IBWO, ornithology, birds, researchblogging.org,peer-reviewed research, peer-reviewed paper The Cornell Lab of Ornithology has posted a reward of $50,000 to be given to anyone who can provide “video, photographic, or other compelling information and lead a project scientist to a living…

tags: evolutionary biology, molecular biology, Thoroughbred race horses, horses, aerobic capacity, muscle development, myostatin, MSTN, myostatin-suppressing C variant, myostatin-suppressing T variant, Horse Genome Project, Equinome, researchblogging.org, peer-reviewed research, peer-reviewed paper Emerging from the mist is Rachel Alexandra, a champion American Thoroughbred who excels at winning both long and short distance races. Image: Rob Carr, 2009,…

tags: evolutionary biology, paleontology, taphonomy, plumage color, feathers, color, melanin, eumelanin, phaeomelanin, dinosaurs, theropod, paravian, avialae, fossils, Anchiornis huxleyi, ornithology, birds, researchblogging.org,peer-reviewed research, peer-reviewed paper New research reveals that recently-described 155-million-year-old Anchiornis huxleyi, a woodpecker-like dinosaur the size of a modern-day domesticated chicken, had black-and-white spangled wings and a rusty red crown. Image: Michael DiGiorgio,…

tags: evolutionary biology, paleontology, fossils, fossilization, fossil forensics, Taphonomy, taxonomy, zoology, deep time, paleoceanography, amphioxus, Branchiostoma lanceolatum, lamprey, Lampetra fluviatilis, chordates, researchblogging.org,peer-reviewed research, peer-reviewed paper Three rotting Amphioxus heads. A sequence of images showing how the characteristic features of the body of amphioxus, a close living relative of vertebrates, change during decay. Colours are caused…

tags: evolutionary biology, convergent evolution, paleontology, taxonomy, zoology, basal birds, theropods, dinosaurs, ornithology, birds, Alvarezsauroidea, Haplocheirus sollers, Maniraptora, Archaeopteryx, researchblogging.org,peer-reviewed research, peer-reviewed paper A Newly Discovered Basal Alvarezsauroid Theropod from the Early Late Jurassic. Artwork: Portia Sloan [larger view] DOI: 10.1126/science.1182143 A long-standing scientific debate focuses on the origins of birds: did they evolve from…

tags: evolutionary biology, fossils, feathers, plumage color, color, dinosaurs, theropods, Sinosauropteryx, Sinornithosaurus, birds, Confuciusornis, melanosomes, phaeomelanosomes, eumelanosomes, keratinocytes, SEM, scanning electron microscopy, 10.1038/nature08740, researchblogging.org, peer-reviewed research, peer-reviewed paper Reconstruction of two Sinosauropteryx, sporting their orange and white striped tails. Artwork by Chuang Zhao and Lida Xing [larger view] DOI: 10.1038/nature08740 While looking at museum dioramas…