Seductive Bass Tones Enough to Seal the Deal in Some Monkey Species
A study of howler monkeys finds that to gain a mating advantage, species evolved either to make very low frequency sounds, or have much larger testicles, but none had both. [Source]
Publication Date:Origin: nytimes.com
Category: Monkeys and Apes
Topics: testicles, larger, sounds, frequency, either, evolved, species, advantage, mating, finds, monkeys, howler, study, Species, Monkey, Enough, Tones, Seductive