By Egbert G. Leigh
The tropical wooded area of Panama's Barro Colorado Island is a luxuriant group of crops and animals, pulsating with existence and providing an brilliant view of nature's myriad tactics. What does the woodland appear like? How do the actions of this forest's crops and animals create a neighborhood? Now, in A Magic net, photographer Christian Ziegler and ecologist Egbert Leigh invite readers to go into the incredible international of Barro Colorado Island. This ebook presents a distinct mix of the awesome images of a picture-book and transparent, authoritative textual content written by means of an lively scientist who has spent part an entire life attempting to comprehend tropical forests. the images offer perspectives of the wooded area and its brilliant range of population, and exhibit the various actions that supply the woodland its personality and lend constitution to its group. Drawing on a long time of labor on Barro Colorado Island, Egbert Leigh explains how the wooded area works. the pictures and textual content display the numerous methods its crops and animals compete with but additionally rely on one another: the contrasts among solitary cats and intricately geared up armies of ants; the several methods vegetation fight for a spot within the sunlight, and the methods those vegetation allure, or cultivate, animals to pollinate their plant life. eventually, the authors exhibit why this, and by way of implication all different, tropical forests subject to the folks who stay close to them and to the area at huge, what we will examine from those forests, and the way they fluctuate from temperate-zone forests. packed with stunning full-color photos followed by way of transparent and available textual content, A Magic net is a needs to for an individual making plans to go to a tropical wooded area, and for all those that merely want they can.
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Extra resources for A Magic Web: The Forest of Barro Colorado Island
H. Corner's phrase, animals help plants as well as helping themselves to them. 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?
When they hatch, they call fortheir motherto dig them out and carry them to the water (fig. 21). 20 WHAT IS S P E C I A L A B O U T T R O P I C A L F O R E S T S ? ® 47 orado is probably more productive than Amazonia. Even though the dry season grips Barro Colorado for four or five months a year, when the forest receives only a quarter of the rain it can use and the ground bakes and cracks, most canopy trees have reliable access to groundwater all year long. In any moist or wet tropical forest, it is always warm enough for animals to be out in the open air.
Leaves of common species were the most heavily damaged, as would be expected if insect pests were hammering common plants hard enough to make room for other species, thereby enhancing plant diversity. The dry season also depresses pest populations, although far less markedly A violet-bellied hummingbird, Damophila Julie panamensis, drinking nectar from a gesneriad, Kohleria tubiflora. Nectar-eating birds live mainly in tropical and subtropical habitats, where flowers are available all through the year.
A Magic Web: The Forest of Barro Colorado Island by Egbert G. Leigh