大紫胸鹦鹉

大紫胸鹦鹉

1

笼养大紫胸鹦鹉的活动时间分配

The time budgets and activities of Derbys Parakeet in captivity
2

诸多行为暗示芒坝村的大紫胸鹦鹉配偶形式很可能为混交制，但由于未进行个体标识，其配偶关系及育雏形式还有待进一步研究。

A lot of behaviors indicated the mating system of the parrots in this area probably should be promiscuity , which still needs further study when individuals could be distinguished .
3

该年大紫胸鹦鹉仅利用7棵大树作为营巢树，利用32个巢洞，巢洞以天然洞为主，占巢洞总数的87.5%，且以向上或斜向上开口为主，占总数59.4%。

In this year , these parrots used 32 holes in 7 trees as their nest sites . These holes were mainly natural ( 87.5 % ) and facing up ( 59.4 % ) .