South America and Central America; a Natural History

abundant altitude Amazon basin Amazon forest Amazonian Andean animals Antarctic Antilles aquatic Argentina arid Atlantic beak birds boobies Brazil Brazilian bromeliads bushes caatinga called Central America Chile climate coast coastal Colombia colonies color continent Cordillera cormorant covered dense deserts eastern Ecuador eggs epiphytes exploitation fauna feed female fish flora Galapagos giant grasses ground guano Guiana habitats Humboldt Current humid hummingbirds hundred hunt iguanas inches Indians inhabited insects islands lakes land leaves live lower mainly male mammals mangrove miles monkeys mountain native nest northern numerous orchids Orinoco Pacific palm pampas particularly passerines Patagonia penguins Peru Peruvian plains plants plateaus plumage prey rain forest rainfall range region resembles rivers rocks rocky rodents Rolf Blomberg savannas season shores slopes soil sometimes South America southern species tail temperature thousand feet Tierra del Fuego trees Valley vast vegetation Venezuela volcanic winds zone