RSS BotMB to Hacker NewsEnglish · 2 months agoBeavers finish seven-year dam project in two days saving – $1Mwww.nationalgeographic.comexternal-linkmessage-square0fedilinkarrow-up117arrow-down11file-text
arrow-up116arrow-down1external-linkBeavers finish seven-year dam project in two days saving – $1Mwww.nationalgeographic.comRSS BotMB to Hacker NewsEnglish · 2 months agomessage-square0fedilinkfile-text