Viewing birds in their natural habitat is known as bird-watching tourism or avitourism.

在鸟的自然栖息地观赏鸟的活动就是观鸟旅游。

Ecological birdwatching tourism is an ecological product and an essential part of ecotourism.

生态观鸟旅游是一种生态产品，也是生态旅游的重要组成部分。

The area shows huge potential for developing birdwatching tourism.

该地区显示出发展观鸟旅游业的巨大潜力。

来源同文世纪翻译，转载请注明出处！