To test if chemical cues were responsible for the attraction, the assay was performed with non-transparent brown plastic bottles (300 ml, 12 cm in height).
To test if chemical cues were responsible for the attraction,the assay was performed with non-transparent brownplastic bottles (300 ml, 12 cm in height).
Để kiểm tra các dấu hiệu hóa học chịu trách nhiệm cho sự hấp dẫn, các xét nghiệm được thực hiện với không minh bạch nâu chai nhựa (300 ml, 12 cm chiều cao).