The evidence of cloaca display as an indicator to validate breeding behavior during the matchmaking phase on local Indonesia female White-rumped Shama (Copsychus malabaricus)

Abstract. Putranto HD, Nurmeilliasari, Harahap AS, Brata B, Sutriyono, Yumiati Y. 2023. The evidence of cloaca display as an indicator to validate breeding behavior during the matchmaking phase on local Indonesia female White-rumped Shama (Copsychus malabaricus). Biodiversitas 24: 486-491. bird, which Indonesian bird lovers call Murai Batu malabaricus), has been a favorite for almost decade. This is well-known among keepers its colors and male singing voices. Generally, we recognize some biological behaviors that are trusted avian behaviors. However, specific in wild domesticated birds still not detected unclear. objective this study was analyze scientific evidence, frequency, duration appearance indicators phase. By animal focal sampling method, 18 sexually mature females captivated observed by research peer team were intensively activity 22 days observation duration. Those samples treated with another 8 males. For frequency parameter, time method used dividing total 6 hours daily into 3 duration, 2 times day distance between one next observation. Daily conducted 06.00 am 09.00 continued from 03.00 pm pm. Cloaca counted how often shows exposure her partner period. Then, measured unit seconds each confirmed. Seventeen (17) (94% samples) exhibited motion display, 21 motions earliest confirmed 15 after began, latest began. These seen average 18.9±2.256 shortest lasted 1.62 seconds, longest 6.26 4.37 motion. 0.053 (21 days) conducted, relative percentage 95.45%. There no proven info about based our results, strongly believe can be validated main Indonesia's birds' behavior. It read Shama, overtopped 95% or dominant