The Focus Animal Sampling and Continuous Recording were used in studying the daily activity rhythm and time budget The inferior and environmental factors which caused the time budget of the population were discussed,which promoted understanding about the behavioural ecology of Presbytis francoisi and provided theoretical foundation for conservation.

通過采用焦點(diǎn)取樣法和連續(xù)記錄法研究黑葉猴的日活動節(jié)律及活動時(shí)間分配，探討引起種群活動時(shí)間分配的內(nèi)在和環(huán)境因素91看片婬色大片，為增進(jìn)對黑葉猴行為生態(tài)的了解及對其保護(hù)提供理論依據(jù)亚洲色图综合区。

It was but yesterday I thought myself a fragment quivering without rhythm in the sphere of life.

就在昨天，我以為自己是一只碎片欧美日韩国产在线一区，在生命的蒼穹里99爱在线精品免费观看，毫無節(jié)奏的顫動。

It was but yesterday I thought myself a fragment quivering without rhythm in the sphere of life.

就在昨天狼友视频自拍，我還以為我自己只是碎屑一片欧美午夜激情，在生命的蒼穹之中毫無韻律地顫抖。

It was but yesterday I thought myself a fragment quivering without rhythm in the sphere of life.

僅僅是昨天国产日韩一区，我以為自己是在生命的天空里毫無節(jié)奏地顫動的碎片特级婬片欧美高清视频,。

I t was but yesterday I thought myself a fragment quivering without rhythm in the sphere of life.

僅僅在昨天，我認(rèn)為我自己只是一個(gè)碎片午夜精品理论免费影院在线观看，無韻律地在生命的穹蒼中顫抖鸥美成视频。

It was but yesterday I thought myself a fragment quivering without rhythm in thesphere of life.

就在昨天，我還以為自己只是碎屑一片亚洲午夜九九九九九，在生命的蒼穹之中毫無韻律的顫抖男人的天堂精品视频网站。

It was but yesterday I thought myself a fragment quivering without rhythm in the sphere of life.

僅僅在昨日全免费A级毛片免费看无码软件，我還認(rèn)為自己是一片碎片久草欧美性爱，在生命的天空中了無韻律地顫動91中文字幕永久在线看。

It was but yesterday I thought myself a fragment quivering without rhythm in the sphere of life.

僅僅在昨日，我還以為自己是一片碎片国产在线迷奸视频，在生命的天空中無韻律地顫動av福利资源福利。

It was yesterday I thought myself a fragment quivering without rhythm in the sphere of life.

僅僅在昨日，我還以為自己是一片碎片欧美性爱网站地址，在生命的天空中無旋律的顫動午夜a一级毛片视频网站在线免费观看。

It was but yesterday I thought myself a fragment quivering without rhythm in the sphere of life.

就在昨天，我還以為自己只是碎屑一片久艹a免费视频，在生命的蒼穹之中毫無韻律的顫抖那里有黄色毛片看。