The man walking can learn the trees, flowers, insects, birds and animals, the significance of seasons, the very feel of himself as a living creature in a living world.

行走中的人可以认识树木、花朵、昆虫、鸟类和动物，了解不同季节的意义，感受自己作为一个活生生的人生活在一个生机勃勃的世界里。

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Forests are very important because they provide shelter and food for birds, animals and insects.

森林之所以重要，是因为它们为鸟类、动物和昆虫提供了居所和食物。

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They house more than half the world’s species of animals, birds and insects.

森林庇护着世界上动物、鸟类和昆虫等一半的物种。

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It has been known for years that in a range of animals from insects to birds the males increase the quality and quantity of the sperm they ejaculate when those sperm are likely to find themselves in competition with sperm from another male.

ECONOMIST: Sex: Twin peaks | The

The problem will be worsened by global warming affecting the population balance of animal predators such as owls, snakes, birds and bats, animals that keep insects and rodents in check.

CNN: Global warming may harm human health

They concluded that such upwellings might indeed account for the catastrophic fish deaths, but that they would not explain the deaths of insects, reptiles, birds and mammals, since these animals breathe air rather than relying on dissolved oxygen.

ECONOMIST: What killed Fossil Lake?