Spoiler: It’s very loud. By Sabrina Imbler Starting in the late 2000s, Colleen Reichmuth and Ole Larsen made a number of visits to Six Flags Discovery Kingdom in Vallejo, Calif., to hear a walrus make ...
When Sivuqaq the walrus wanted a mate, he let it be known, loud and clear. Each year, as winter turned to spring, the marine-animal center at Six Flags Discovery Kingdom in Vallejo, California, would ...
An archive of tens of thousands of animal sounds has just gone online. The searchable Macaulay Library at the Cornell Lab of Ornithology boasts nearly 150,000 digital audio recordings, covering about ...