Eric Walker added a number of topics and a number of links to Extinction events, and added Extinction events to Paleontology
Eric Walker added End-Triassic extinction and Permian-Triassic mass extinction and Triassic - Wikipedia to Triassic, and added Triassic to Mesozoic
Eric Walker added 2019-10 Volcanic mercury and mutagenesis in land plants during the end-Triassic mass extinction to End-Triassic extinction, and added End-Triassic extinction to Triassic and Extinction events
Eric Walker added Volcanic mercury and mutagenesis in land plants during the end-Triassic mass extinction | Science Advances and How life blossomed after the dinosaurs died | Science | AAAS to Volcanic mercury and mutagenesis in land plants during the end-Triassic mass extinction, and added Volcanic mercury and mutagenesis in land plants during the end-Triassic mass extinction to End-Triassic extinction