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Thursday, August 8, 2013

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Sunday ... Bartolome

Off on another trek with a wet landing... To a location rich in seals, a nesting colony for Boobies and Frigate Birds... Also night herons, 2 varieties Sea gulls-black Lava Gulls and black and white Swallow Gulls.

Good nap! Off on another trek with a wet landing... In a location rich in seals, a nesting colony for Boobies and Frigate Birds... Also night herons, 2 varieties Sea gulls-black Lava Gulls and black and white Swallow Gulls. Today is Judy's birthday and it has been a very satisfying day! For dessert tonight a large "tres leches" cake was served with one candle for Judy to share.

We traveled half the night through rough seas to reach our quiet harbor at Bartolome Island. The seasick patch behind the ear works well to prevent problems.

Dry landing ashore and a climb to the top of the highest mountain... Several lava flows can be seen from the peak.. evident from the many levels of oxidation... The most recent deep and shiny black.. Through brown to a weathered grey. The "recent" volcanic origin of the islands make them a perfect natural laboratory for natural selection to occur.... Plants and animals have occasionally drifted on log masses or carried by fierce winds.. the first organisms found an unwelcoming environment... Volcanic rock and little rain. Over time some organisms were able to survive... Those offspring with the traits that most supported survival were passed on to the survivors... After many generations organisms evolved unlike any found else where on earth... But they are perfectly adapted for life here. The famous Galapagos finches are so perfectly adapted that different varieties are found on each island?.. Each suited to local conditions on that island.

Afternoon... Another snorkel with large sea turtles or a walk along the fresh lava sea front... A favorite haunt for small water iguanas, seals, sea coast foraging birds, crabs, small lizards, and an occasional sea turtle.

3pm... We start a day light trip to our next island.