Robuta

https://www.usgs.gov/data/chemical-analyses-and-histopathology-small-rodents-vegetation-and-soil-collected-kanab-north Chemical analyses and histopathology of small rodents, vegetation, and soil collected from the... These data are comprised of measurements of aluminum, iron, cobalt, nickel, copper, zinc, arsenic, selenium, molybdenum, silver, cadmium, thallium, lead,... chemical analysessmall rodents https://www.livescience.com/2408-small-rodents-taught-tools.html Small Rodents Taught To Use Tools | Live Science Mar 31, 2008 - First instance of teaching rats to use tool reminiscent of "Little Fuzzy" and "The Mote in God's Eye". small rodentsuse toolstaughtlivescience