ahlam1399
04-26-2017, 03:34 PM
Scientists recently tracked eight baby whales using special sound and movement recorders. The sounds the babies made turned out to be far different from the eerie songs of adult male humpbacks.
أكثر... (http://www.npr.org/sections/thetwo-way/2017/04/26/525609671/recordings-reveal-baby-humpback-whales-whisper-to-their-mothers?utm_medium=RSS&utm_campaign=news)
أكثر... (http://www.npr.org/sections/thetwo-way/2017/04/26/525609671/recordings-reveal-baby-humpback-whales-whisper-to-their-mothers?utm_medium=RSS&utm_campaign=news)