小林哲（Tetsu Kobayashi）
@kbts-sci.bsky.social
科学好き。朝日新聞くらし科学医療部
science reporter, editor @asahi
science reporter, editor @asahi
人間とチンパンジーでしか確認されていなかったいろんなやり方で道具を使うオーストリアの牛の出現で、科学者たちは牛の知性を再評価し始めている――🧐
🐂 has been discovered using tools in different ways – something only ever seen in humans and chimpanzees
Back-scratching bovine leads scientists to reassess intelligence of cows
www.theguardian.com/science/2026...
🐂 has been discovered using tools in different ways – something only ever seen in humans and chimpanzees
Back-scratching bovine leads scientists to reassess intelligence of cows
www.theguardian.com/science/2026...
Back-scratching bovine leads scientists to reassess intelligence of cows
Brown Swiss in Austria has been discovered using tools in different ways – something only ever seen in humans and chimpanzees
www.theguardian.com
January 21, 2026 at 5:41 AM
人間とチンパンジーでしか確認されていなかったいろんなやり方で道具を使うオーストリアの牛の出現で、科学者たちは牛の知性を再評価し始めている――🧐
🐂 has been discovered using tools in different ways – something only ever seen in humans and chimpanzees
Back-scratching bovine leads scientists to reassess intelligence of cows
www.theguardian.com/science/2026...
🐂 has been discovered using tools in different ways – something only ever seen in humans and chimpanzees
Back-scratching bovine leads scientists to reassess intelligence of cows
www.theguardian.com/science/2026...