Eric Walker added They Put the Bite in Trilobite - The New York Times to a number of topics

Eric Walker added Finding a Home on the Tree of Life for a Tentacled Ice Cream Cone With a Lid - The New York Times to Articles in the New York Times, Cambrian period and Evolution

Eric Walker added a number of topics and Paleozoic - Wikipedia to Paleozoic era, and added Paleozoic era to Phanerozoic

Eric Walker added Finding a Home on the Tree of Life for a Tentacled Ice Cream Cone With a Lid - The New York Times and They Put the Bite in Trilobite - The New York Times to Cambrian period, and added Cambrian period to Paleozoic era