Birds boost tree height up to 33 percent by munching on pesky parasites that can literally suck the life out of the tall-growing plants, a new study shows.

根据一项新研究显示，鸟儿嚼食讨厌的寄生虫，可以促进树木的高度增加达33%，因为寄生虫会把树木的生命力吸食殆尽。

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Rows of pawpaw trees, growing up to 12 meters tall, line the forest floor.

成排的木瓜树能长到12米高，在森林地面排列开来。

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Fortunately, both our sons are doing well and grandchildren are growing up straight and tall.

幸运的是，我们的两个儿子都很好，孙子也长得高大又坦率。

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It can grow up to four meters tall. With about one and one-half meters of rainfall each year, plants and trees never stop growing in the Everglades.

VOA: special.2009.06.30

Bill DeMong says that growing up in Lake Placid, New York,with the 26-story tall large hill jump tower on the horizon, he was always exposed to the sport.

VOA: standard.2010.01.31

Added to that, spraying tall trees is a much more complicated and unhealthy business than treating low-growing fruit and vegetables.

ECONOMIST: Biological pest control

As a child growing up in Langham I knew of this odd 25-foot tall, 40-foot wide Christmas pudding of a building on the edge of the airfield where my father, somewhat unsuccessfully, first tried to teach me to drive.

BBC: Museum proposed at World War II site of RAF Langham