
1) Owl sound
Found on
https://www.crosswordclues.com/clue/whoo

WHOO is the callsign for Sports Talk 1080 the Team, an AM sports radio station in Orlando, Florida, United States. It broadcasts at a medium-wave frequency of 1080 kHz. It is owned by Genesis Communications. WHOO is the Orlando area affiliate for NBC Sports Radio. The station was fully switched over on October 1, 2012, and was an affiliate of ESPN...
Found on
http://en.wikipedia.org/wiki/WHOO
No exact match found.