Researchers have elucidated the evolutionary origins of placodes and neural crests, which are defining features of vertebrates, through lineage tracing and genetic analysis in Ciona intestinalis, a ...

Add Popular Science (opens in a new tab) More information Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results.

Scientists have long puzzled over the gap in the fossil record that would explain the evolution of invertebrates to vertebrates. Vertebrates, including fishes, amphibians, reptiles, birds, mammals, ...

New research from the University of St Andrews has discovered a crucial piece in the puzzle of how all animals with a spine—including all mammals, fish, reptiles and amphibians—evolved. In a paper ...

Many of Australia’s natural places are in a poor state. While important work is being done to protect particular species, we must also take a broader approach to returning entire ecosystems to their ...

Placodes and neural crests are defining features of vertebrates (animals with a spinal cord surrounded by cartilage or bone). Placodes are embryonic structures that develop into sensory organs such as ...