10.6084/m9.figshare.4733458.v1 Katherine Ralls Katherine Ralls Nancy Rotzel McInerney Nancy Rotzel McInerney Roderick Bashore Gagne Roderick Bashore Gagne Holly B. Ernest Holly B. Ernest M. Tim Tinker M. Tim Tinker Jessica Fujii Jessica Fujii Jesus Maldonado Jesus Maldonado Tool-use frequency from Mitogenomes and relatedness do not predict frequency of tool-use by sea otters The Royal Society 2017 tool sea otter mitogenome diet specialization 2017-03-08 15:36:28 Dataset https://rs.figshare.com/articles/dataset/Tool-use_frequency_from_Mitogenomes_and_relatedness_do_not_predict_frequency_of_tool-use_by_sea_otters/4733458 Average frequency of tool use of individual sea otters. Animals used in this study are a subset of those presented here. The distribution of tool-use frequency was used to define frequent tool-users as individuals that used tools in at least 40% of observed prey captures.