▁him ▁taking ▁the ▁bronze ▁medal , ▁and ▁Klein ▁the ▁silver , ▁while ▁the ▁Sw ede ▁Joh ans son ▁walked ▁over ▁against ▁first ▁As ik ain en ▁and ▁then ▁Klein ▁to ▁take ▁the ▁gold . ▁ ▁References ▁ ▁External ▁links ▁ ▁Official ▁Olympic ▁Re ports ▁International ▁Olympic ▁Committee ▁results ▁database ▁ ▁Category : N ations ▁at ▁the ▁ 1 9 1 2 ▁Summer ▁Olympics ▁ 1 9 1 2 ▁Olympics <0x0A> </s> ▁The ▁E tr us can ▁sh rew ▁( S unc us ▁et rus cus ), ▁also ▁known ▁as ▁the ▁E tr us can ▁pyg my ▁sh rew ▁or ▁the ▁white - to oth ed ▁pyg my ▁sh rew , ▁is ▁the ▁smallest ▁known ▁m amm al ▁by ▁mass , ▁we igh ing ▁only ▁about ▁ ▁on ▁average . ▁( The ▁b umble be e ▁bat ▁is ▁regarded ▁as ▁the ▁smallest ▁m amm al ▁by ▁sk ull ▁size ▁and ▁body ▁length .) ▁ ▁The ▁E tr us can ▁sh rew ▁has ▁a ▁body ▁length ▁of ▁about ▁ ▁ex cluding ▁the ▁tail . ▁It ▁is ▁character ized ▁by ▁very ▁rapid ▁movements ▁and ▁a ▁fast ▁met abol ism , ▁e ating ▁about ▁ 1 . 5 – 2 ▁times ▁its ▁own ▁body ▁weight ▁per ▁day . ▁It ▁fe eds ▁on ▁various ▁small ▁verte br ates ▁and ▁in verte br ates , ▁mostly ▁insect s , ▁and ▁can ▁h unt ▁individuals ▁of ▁the ▁same ▁size ▁as ▁itself . ▁These ▁sh rew s ▁prefer ▁warm ▁and ▁d amp ▁clim ates ▁and ▁are ▁widely ▁distributed ▁in ▁the ▁bel