| 2023-08-29 | "____-hoo!" |
| 2022-06-18 | "___-hoo!" |
| 2021-09-22 | ___-hoo |
| 2020-12-23 | "___-hoo!" |
| 2020-02-23 | "___-hoo!" |
| 2017-09-10 | "___-hoo!" |
| 2017-06-14 | "___-hoo!" |
| 2016-08-22 | "___-hoo!" ("Hello!") |
| 2016-04-22 | ___-hoo |
| 2014-08-16 | Start of an attention-getting cry |
| 2013-07-01 | "___-hoo!" |
| 2012-08-30 | "___-hoo!" |
| 2012-04-01 | Start of an attention-getting call |
| 2010-10-15 | ___-hoo |
| 2008-03-17 | "___-hoo!" |
| 2008-02-06 | "___-hoo!" |
| 2006-05-09 | "___-hoo!" |
| 2004-05-30 | "___-hoo!" |
| 2003-01-12 | "___-hoo!" |
| 2001-02-25 | First half of an attention-getter |
| 2001-02-06 | "___-hoo!" |
| 1999-01-17 | ___-hoo |
| 1998-06-28 | "Hoo" preceder |
| 1998-04-23 | ___-hoo |
| 1996-04-28 | ___-hoo |
| 1995-02-14 | "_____ hoo!" |
| 1994-04-13 | _____-hoo |