Evolutionary and geographical information is combined for all known mammals, birds and amphibians- a total of more than 20,000 species.
然而,由于它对几乎任何环境都有显著的适应性,老鼠是当今地球上成功的哺乳动物属之一。
Nevertheless, because of its remarkable adaptability to almost any environment, the mouse is one of the most successful mammalian genera living on Earth today.
相反,它们是生化机制,所有的哺乳动物和鸟类用它们来通过快速计算生存和繁殖的概率作出决策。
Rather, they are biochemical mechanisms that all mammals and birds use in order to make decisions by quickly calculating probabilities of survival and reproduction.
如果这些幼虫遇到另一种游泳或涉水的哺乳动物,它们会钻入皮肤并沉淀在血管中,从而完成生命周期。
If those larvae encounter another swimming or wading mammal, they burrow into its skin and settle in blood vessels, completing the life cycle.
他还希望在岛上找到其他新的哺乳动物和鸟类物种。
He also expects to find other new mammalian and bird species on the island.
Civets(或印度尼西亚的'Luwak')是小型的夜间哺乳动物,原产于巴厘岛和亚洲其他地区。
Civets(or‘Luwak' in Indonesia) are small, nocturnal mammals, native to Bali and other parts of Asia.
Since the 1960s, South Africa's large mammal populations have grown exponentially and recent estimates of our‘national herd' probably exceed 20 million animals.
负责海狸试验的苏格兰皇家动物学会(RZSS)表示,该公告是英国历史上第一次正式的哺乳动物重新引入。
The Royal Zoological Society of Scotland(RZSS), which worked on the beaver trial, said the announcement is the first formal mammal reintroduction in UK history.
年6月1日《狩猎法》规定,国家经济利用其加工产品的野生哺乳动物和鸟类被视为猎物。
The Law on Hunting of 1 June 1995 stipulates that wild mammals and birds, which processed products are being used by the national economy are considered as game.
偷猎者通常都会杀死非洲大象,因为它是陆地上最大的哺乳动物,被激怒以后非常危险。
Poachers usually kill them in any case because the African elephant, the largest land mammal, can be dangerous when provoked.
Philip McLoughlin, a population ecologist at the University of Saskatchewan, studies large mammals in Canada, including woodland caribou in northern Saskatchewan.
For example, Carl Akeley's development of taxidermy excellence produced the first natural-looking mammal and bird specimens for exhibition as well as for study.
它可能是杂食性的,如其亲属的Arctocyon,专吃水果、蛋、昆虫及细小的哺乳动物。
It was probably an omnivore, like its relative, Arctocyon, eating fruit, eggs, insects and small mammals.
现在每年都在公布当地物种的灭绝情况,穿山甲目前据信是世界上非法贩卖最多的哺乳动物。
Local extinctions are now being announced annually and pangolins now thought to be the most illegally trafficked mammal in the world.
从饮食角度上看,膳食动物既有海洋产品、淡水产品,也有多种野生和家养的陆生哺乳动物。
Point of view from the diet, food animals, both marine products, fresh products, but also a variety of domestic and wild terrestrial mammals.
这种小小的夜间出没的兔子只可以在南非的卡鲁地区被找到,目前是南非最濒危的哺乳动物。
This little nocturnal rabbit can only be found in the Karoo regions and is currently the most endangered mammal in South Africa.
这艘船的版本已经由海洋哺乳动物中心调整,用于在海上抢救受伤的海洋哺乳动物。
A version of this boat has been adapted by the Marine Mammal Center for use in rescuing injured marine mammals at sea.
All the rest of the mammals, the therians, including the marsupials that we now associate with Australia, are descended from the northern boreosphenidans.
这与包含所有广泛表达基因在内的56%的哺乳动物基因中的启动子有关。
These are associated with the promoters of 56% of mammalian genes, including all ubiquitously expressed genes.
本世纪,高达30%的哺乳动物、鸟类和两栖类动物将受到灭绝的威胁。
By the end of the century, close to 30 percent of all mammals, birds, and amphibians could be near extinction.
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