Bumblebees have tiny brains but they can solve problems like chimps and elephants - NPR

1. Bumblebees have tiny brains but they can solve problems like chimps and elephants  NPR
2. Are bumblebees as smart as chimps? A new problem-solving experiment makes the case  CNN
3. Bumble bees show spontaneous problem-solving, challenging big-brain assumptions  Phys.org
4. Bumblebees use tools to solve complex problems—despite not being trained to do so  Scientific American
5. ‘They surprise me every time’: bees can use tools to solve problems, study finds  The Guardian