DNA methylation plays an important role in gene regulation and animal development.

DNA甲基化在基因调节和动物发育中起着重要作用。

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This paper introduce the mechanics of this technique as well as its applications and prospects in the research of animal development.

本文介绍了这一新技术原理，及其在动物发育研究上的应用与展望。

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Tours that provide a window on wildlife without harming the animals are a welcome development for Chinese animal—lovers, a recent survey found.

最近的一项调查发现，在中国野生动物爱好者中，为野生动物提供开窗而又不伤害动物的游览是受欢迎的一种趋势。

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The Crawford Taylor Foundation, a family fund, supports animal welfare, community development, the environment and services for women and youths, mainly focusing on organizations in the St.

FORBES: Jack Taylor & family

For instance, the Department of Housing and Urban Development specifically allows an emotional support animal as long as the resident can prove a disability-related need for it.

WSJ: Should 'Support Dogs' Be Allowed in No-Pets Buildings?--WSJ House Talk

"Previous experiments have indicated that when you select for a reduction in aggressiveness, you obviously get a tamer animal but you also get an animal that retains juvenile characteristics much longer during development, sometimes into adulthood, " said Dr Axelsson.

BBC: Dog evolved 'on the waste dump'