Are humpback whales trying to communicate? Bubble rings may be key
Study finds whales create bubble rings during calm interactions, possibly as playful communication.
Are humpback whales trying to communicate? Bubble rings may be key.(photo credit: (a) D. Knaub, (b) F. Nicklen, (c) D. Perrine, (d) W. Davis, (e) G. Flipse, (f) A. Henry et al)
