Hummingbirds have discovered that nectar and pollen are very nutritious.
蜂鸟发现花
和花粉是很有营养
。
Hummingbirds have discovered that nectar and pollen are very nutritious.
蜂鸟发现花和花粉是很有营养。
Insects are attracted to flowers by their colour,scent and nectar.
昆虫为花
、香气和花所吸引。
Nectar and pollen are very nutritious.
花和花粉是很有营养。
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