a soft warbling sound April 10, 2018 In Link “Suspected to mate for life, Raven pairs serenade each other with these gentle “comfort sounds” while bonding.” Listen to the sound and a 1.3 min story about the warble #fauna. corvids. relationships And once you know the world Eiko Kadono awarded the 2018 Hans Christian Andersen Award Related Posts Does it matter if children’s books deliver inaccurate science? TADE THOMPSON BREAKS IT DOWN: AFRICAN SFF HAS ALWAYS BEEN HERE interview with The Tjong Khing – NHnieuws customer service wolf