In Darwin's footsteps

Marine Iguana

Imps of darkness

These lizards with a face only a mother iguana could love are vegetarians that swim out to sea to feed on the algae below.

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Magnificent Frigatebird

Frigatebirds

These pirates make their living plundering food from other birds as they return from feeding.

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Lava Gulls

The importance of being dull

Birds, lizards and other wildlife in the Galapagos have adopted the basic color scheme of the islands - basaltic black and Palo Santo gray.

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Species

Geology

Marine Iguana carcass

The El Nino massacre

In Houston, El Nino translates into a lot of rain. In the Galapagos, it spells death.

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Palo Santo among lava rock

Hell on earth?

The Galapagos have never made a good first impression.

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El Junco

High but not dry

As you climb into the highlands, the landscape becomes lush, and a ghostly mist often hangs in the air.

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Spatter cone

Spatter cones

The diminutive craters that dot the eastern end of the island are a reminder of its volcanic origins.

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Research

Inscrutable sea turtles of the Galapagos

Two species of sea turtle graze the fields of algae along the shores of San Cristobal Island.

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Blackberry bushes

Unwelcome guests

Invasive trees, goats, ants and other wildlife that have hitched a ride to the islands are thriving.

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Pencil Sea Urchins

Counting sea urchins

Herds of Pencil Sea Urchins graze on the algae that clings to the rocks in the coastal shallows.

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Biology 101

The precarious life of dragonflies

They need fresh water to breed, but there's nary a drop on most Galapagos Islands.

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The fighting dance

Whether a pair of lizards, a couple of Mexican hogfish or two men out behind the bar, animals often circle each other as they fight.

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Brother against brother

Sibling rivalries are serious - and deadly - for the chicks of some Boobies.

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How iguanas eat, swim and stay warm

Galapagos marine iguanas are ectotherms that have to manage their surrounding environment to control their body temperature.

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