Scientists: Male Beluga Whales Make Human-Like Sound, Several Octaves Lower Than Typical Whale Calls

This undated photo provided by the U.S Navy shows a male Beluga whale that scientists say made human-like sounds. An acoustic analysis revealed the human-like sounds were several octaves lower than typical whale calls. The research was published online Monday, Oct. 22, 2012 in Current Biology. <AP Photo/U.S. Navy>