Differences in alarm calls of juvenile and adult European ground squirrels (Spermophilus citellus): Findings on permanently marked animals from a semi-natural enclosure [0.03%]
人工半自然环境下观察到的欧洲黄鼠(Spermophilus citellus)个体长期带标的成年及亚成体警报叫声差异研究
Irena Schneiderov,Petra Schnitzerov,Jitka Uhlikov et al.
Irena Schneiderov et al.
The European ground squirrel (Spermophilus citellus) emits alarm calls that warn conspecifics of potential danger. Although it has been observed that inexperienced juveniles of this species emit alarm calls that sound similar to those of ad...
Captive-rearing of Gunnison sage-grouse from egg collection to adulthood to foster proactive conservation and recovery of a conservation-reliant species [0.03%]
通过人工育雏进行 Gunnison 萨斯喀彻温草原鸡的保护和恢复以促进其保护和繁衍（从孵化到成年）
Anthony D Apa,Lief A Wiechman
Anthony D Apa
Gunnison sage-grouse (Centrocercus minimus) are distributed across southwestern Colorado and southeastern Utah, United States. Their distribution has decreased over the past century and the species has been listed as threatened by the U.S. ...
The effects of group type and young silverbacks on wounding rates in western lowland gorilla (Gorilla gorilla gorilla) groups in North American zoos [0.03%]
美国动物园西部低地大猩猩群中群体类型和年轻黑背银背雄性对伤口率的影响
Austin Leeds,Dawn Boyer,Stephen R Ross et al.
Austin Leeds et al.
In North American zoos, male gorillas are often housed in all-male (bachelor) groups to provide socialization for males not managed in breeding groups. These groups exhibit long-term cohesion and stability and males in bachelor groups are n...
Seasonal acclimatization determined by non-invasive measurements of coat insulation [0.03%]
利用非侵入式测量的被毛隔热性能研究季节驯化现象
Vaughan A Langman,Sarah L Langman,Nancy Ellifrit
Vaughan A Langman
Seasonal acclimatization in terrestrial mammals in the Northern Hemisphere involves changes in coat insulation. It is more economical to provide increased insulation than increased heat production for protection against the cold. This study...
Sally L Sherwen,Paul H Hemsworth,Kym L Butler et al.
Sally L Sherwen et al.
Free range exhibits are becoming increasingly popular in zoos as a means to enhance interaction between visitors and animals. However very little research exists on the impacts of visitors on animal behaviour and stress in free range exhibi...
Comparison of the genetic variation of captive ring-tailed lemurs with a wild population in Madagascar [0.03%]
圈养的环尾狐猴和马达加斯加野生种群的基因差异比较研究
Jennifer Pastorini,Michelle L Sauther,Robert W Sussman et al.
Jennifer Pastorini et al.
Genetic variability among captive and wild ring-tailed lemurs (Lemur catta) was assessed using mitochondrial and nuclear DNA data. A 529 bp segment of mtDNA was sequenced and 9 microsatellite loci were genotyped for 286 ring-tailed lemurs. ...
Global climate change attitudes and perceptions among south American zoo visitors [0.03%]
南美动物园游客对全球气候变化的态度和认识
Jerry F Luebke,Susan Clayton,Lisa-Anne DeGregoria Kelly et al.
Jerry F Luebke et al.
There is a substantial gap between the scientific evidence for anthropogenic climate change and the human response to this evidence. Perceptions of and responses to climate change can differ among regions of the world, as well as within cou...
Aquarium microbiome response to ninety-percent system water change: Clues to microbiome management [0.03%]
水族箱微生物群对百分之九十系统水变化的反应：管理微生物群的线索
William Van Bonn,Allen LaPointe,Sean M Gibbons et al.
William Van Bonn et al.
The bacterial community composition and structure of water from an established teleost fish system was examined before, during and after a major water change to explore the impact of such a water-change disturbance on the stability of the a...
Chromosomal variation and perinatal mortality in San Diego zoo Soemmerring's gazelles [0.03%]
圣地亚哥动物园的索梅林瞪羚染色体变异与围产期死亡率的关系
Cynthia C Steiner,Suellen J Charter,Natalie Goddard et al.
Cynthia C Steiner et al.
Chromosomal translocations play a fundamental role in the evolution and speciation of antelopes (Antilopinae, Bovidae), with several species exhibiting polymorphism for centric fusions. For the past 35 years, the San Diego Zoo Global (SDZG)...
Corinne P Kozlowski,Karen L Bauman,Cheryl S Asa
Corinne P Kozlowski
Great hornbills (Buceros bicornis) are a long-lived, monogamous species that forms strong pair-bonds, and mate compatibility is thought to be important for successful reproduction. Within AZA, great hornbills are listed as a red SSP. The po...