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They can wreak havoc on ecosystems, infrastructure and economies. Species can be introduced naturally or more commonly, through human actions such as colonization, tourism, or the releasing of pets or livestock. There are over 1,300 invasive species in the Galápagos Islands, consisting of over 500 insects, over 750 plants and over 30 vertebrates.
Common bottlenose dolphin, (Tursiops truncatus) Cuvier's beaked whale, (Ziphius cavirostris) Sperm whale, (Physeter macrocephalus) Bryde's whale, (Balaenoptera brydei) Blue whale, (Balaenoptera musculus brevicauda) Humpback whale, (Megaptera novaeangliae) Orca, (Orcinus orca) Spinner Dolphin, (Stenella longirostris) Risso's Dolphin, (Grampus ...
Spinner dolphins Orcas. The order Cetacea includes whales, dolphins and porpoises. They are the mammals most fully adapted to aquatic life with a spindle-shaped nearly hairless body, protected by a thick layer of blubber, and forelimbs and tail modified to provide propulsion underwater. Suborder: Mysticeti (baleen whales) Family: Eschrichtiidae
The devastating El Niño of 1982–83 saw almost six times as much rain as normal in the Galapagos and created a wildlife catastrophe. [91] The 1997–98 El Niño adversely affected wildlife in the waters surrounding the islands, as the waters were 5 °C (9 °F) warmer than normal.
Dolphins range in size from the 1.7-metre-long (5 ft 7 in) and 50-kilogram (110-pound) Maui's dolphin to the 9.5 m (31 ft) and 10-tonne (11-short-ton) orca. Various species of dolphins exhibit sexual dimorphism where the males are larger than females. They have streamlined bodies and two limbs that are modified into flippers.
A UNESCO mission arrived in Galapagos on 29 April to study the progress made since 2007. A favorite of visitors to the Galapagos is Tortuga Bay, located on the Santa Cruz Island, about a 20-minute walk from the main water taxi dock in Puerto Ayora. The walking path is 1.55 miles (2,490 m) and is open from six in the morning to six in the evening.
Leon is a Vietnam War veteran who is affected by the massacres in Vietnam. He goes AWOL and settles in Sweden, where he works as a shipbuilder and dies during the construction of the ship, the Bahía de Darwin. This ship is used for the "Nature Cruise of the Century".
The accompanying paperback book, Galápagos: The Islands that Changed the World by Paul D. Stewart, with a foreword by Richard Dawkins, was published by BBC Books on 7 September 2006 (ISBN 0-563-49356-9). Soundtrack CD with music created by Paul Leonard-Morgan was released in 2006.