Many animals use a diverse repertoire of complex acoustic signals to convey different types of information to other animals. The information in each vocalization therefore must be coded by neurons in the auditory system. One way in which the auditory system may discriminate among different vocalizations is by having highly selective neurons. where only one or two different vocalizatio... https://www.bekindtopets.com/hot-offer-Stuart-Product-Emcelle-Tocopherol-Vitamin-E-Liquid-1-Liter-hot-value/