Respuesta :
Humans have had an impact on ecosystems for thousands of years and extinctions do not just eliminate individual species; they can also result in shifts in the ecological communities.
the usage of data gleaned from prehistoric specimens, Steadman reconstructs the bird life of tropical Pacific islands as it existed earlier than the advent of people and in so doing corrects the belief that small, remote islands had been unable to aid wealthy assemblages of plant life and animals. Easter Island, as an example, even though without flora and fauna today, turned into the arena’s richest seabird habitat before Polynesians arrived extra than a millennium in the past. The forests of much less remoted islands inside the Pacific likewise teemed with megapodes, rails, pigeons, parrots, kingfishers, and songbirds at the start human touch.
by using synthesizing facts from the distant beyond, Steadman hopes to tell gift conservation applications. Grounded in geology, paleontology, and archeology, however biological at its core, Extinction and Biogeography of Tropical Pacific Birds is an outstanding painting of exceptional scholarship with the intention to stimulate innovative discussions of terrestrial existence on oceanic islands for years yet to come.
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