• Birds with more complex vocal skills are better problem-solvers https://www.sciencenews.org/article/birds-complex-vocal-skills-problem-solvers 11 comments 15/9/2023

• Birds with more complex vocal skills are better problem-solvers https://www.sciencenews.org/article/birds-complex-vocal-skills-problem-solvers 8 comments 14/9/2023 science