{"Mass":9,"Speed":3.2,"_row":"North American Porcupine"}
{"Mass":4,"Speed":16,"_row":"Woodchuck"}
{"Mass":0.6,"Speed":36,"_row":"Long-clawed ground squirrel"}
{"Mass":0.6,"Speed":20,"_row":"Long-tailed souslik"}
{"Mass":0.55,"Speed":27,"_row":"Eastern grey squirrel"}
{"Mass":0.5,"Speed":18,"_row":"European souslik"}
{"Mass":0.4,"Speed":20,"_row":"European red squirrel and Persian squirrel"}
{"Mass":0.3,"Speed":13,"_row":"Belding's ground squirrel"}
{"Mass":0.25,"Speed":9.7,"_row":"Rat"}
{"Mass":0.22,"Speed":15,"_row":"American red squirrel"}
{"Mass":0.11,"Speed":9,"_row":"Golden hamster"}
{"Mass":0.1,"Speed":17,"_row":"Eastern American chipmunk"}
{"Mass":0.056,"Speed":21,"_row":"Chisel-toothed kangaroo rat"}
{"Mass":0.05,"Speed":11,"_row":"Meadow vole"}
{"Mass":0.045,"Speed":16,"_row":"Least chipmunk"}
{"Mass":0.035,"Speed":32,"_row":"Merriman's kangaroo rat"}
{"Mass":0.035,"Speed":14,"_row":"Fawn hopping mouse"}
{"Mass":0.03,"Speed":6.8,"_row":"Pine mouse"}
{"Mass":0.03,"Speed":9.1,"_row":"Deer mouse"}
{"Mass":0.025,"Speed":11,"_row":"White footed mouse"}
{"Mass":0.025,"Speed":8.6,"_row":"Woodland jumping mouse"}
{"Mass":0.018,"Speed":8.9,"_row":"North American meadow jumping mouse"}
{"Mass":0.016,"Speed":13,"_row":"House mouse"}