We discuss the paper:
Whittaker, D. J., S. P. Slowinski, J. M. Greenberg, O. Alian, A. D. Winters, M. M. Ahmad, M. J. E. Burrell, H. A. Soini, M. V. Novotny, E. D. Ketterson and K. R. Theis (2019). "Experimental evidence that symbiotic bacteria produce chemical cues in a songbird." The Journal of Experimental Biology 222(20): jeb202978.
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