Eric Walker added Tettigoniidae to Ensifera, and added Ensifera to Orthoptera

Eric Walker added Grasshopper - Wikipedia and ‘A scourge of the Earth’: grasshopper swarms overwhelm US west | Insects | The Guardian to Caelifera, and added Caelifera to Orthoptera

Eric Walker added Ensifera and Caelifera to Orthoptera, and added Orthoptera to Insecta

Eric Walker added a number of topics and a number of links to Insecta, and added Insecta to Arthropoda