By Egbert G. Leigh
The tropical wooded area of Panama's Barro Colorado Island is a luxuriant group of vegetation and animals, pulsating with existence and delivering an magnificent view of nature's myriad strategies. What does the woodland appear like? How do the actions of this forest's vegetation and animals create a group? Now, in A Magic net, photographer Christian Ziegler and ecologist Egbert Leigh invite readers to go into the really good international of Barro Colorado Island. This e-book offers a special mixture of the mind-blowing images of a picture-book and transparent, authoritative textual content written through an energetic scientist who has spent part a life-time attempting to comprehend tropical forests. the pictures offer perspectives of the wooded area and its miraculous range of population, and express the various actions that supply the wooded area its personality and lend constitution to its neighborhood. Drawing on many years of labor on Barro Colorado Island, Egbert Leigh explains how the woodland works. the pictures and textual content exhibit the various methods its vegetation and animals compete with but additionally rely on one another: the contrasts among solitary cats and intricately geared up armies of ants; the various methods vegetation fight for a spot within the solar, and the methods those vegetation allure, or cultivate, animals to pollinate their vegetation. eventually, the authors express why this, and via implication all different, tropical forests topic to the folk who stay close to them and to the area at huge, what we will study from those forests, and the way they fluctuate from temperate-zone forests. packed with stunning full-color photos observed by means of transparent and available textual content, A Magic net is a needs to for a person making plans to go to a tropical wooded area, and for all those that in simple terms want they can.
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Additional resources for A Magic Web: The Forest of Barro Colorado Island
Harvard Forest, in Massachusetts, is productive for less than half the year. In wintertime, that forest offers no nectar, fresh fruit, or tender young leaves that animals can eat, and it is too cold for bats or hummingbirds to fly, even if there were food for them. Thanks to its winter, the leaves of Harvard Forest only produce the equivalent of twenty-eight tons of sugar per hectare per year, while the leaves of the Amazonian forest, which functions all year long, produce seventy-five. Barro Col- © 41 PREVIOUS PAGES: Plants display flowers meant to attract specific pollinators.
Pollinators, however, also provide a new way by which a disease can spread from one plant to another. Finally, herbivorous animals provide livings for carnivores adapted to chase or surprise, and to overcome, mobile prey. In sum, organisms usually provide opportunities for other organisms of different kinds: biotic diversity makes possible more biotic diversity. Why Are There So Many More Species in Tropical Than in Temperate-Zone ForeAtA? There are so many more kinds of animals and plants in tropical forests because their warm, wet climate, and the lack of winter, make possible an ample, continuous production of vegetable matter.
J. Andrews Experimental Forest in western Malay Peninsula Oregon; Barro Colorado's fifteen hundred hectares 131,600 3197 shelter about 270 species. Again, this is mediocre * Trees of at least 10cm trunk diameter in plots chosen to make tree numbers similar (between 4 and 8 ha) diversity by tropical standards: 850 species of butter- Fruits come in all shapes, colors, and size according to how they are dispersed. This fruit of an understory herb has an unusua coloration of green and purple, probably meant to attract birds.
A Magic Web: The Forest of Barro Colorado Island by Egbert G. Leigh