Sentences with phrase «penguin guano»
Using new chemical analyses of penguin guano extracted in sediment cores from a lake on the island, the researchers unraveled the history of the penguin colony.
https://www.sciencedaily.com/ Not exact matches
Next, the team hopes to analyze the guano content in the collected layers of mud to discover how long the penguins have been nesting in the Danger Islands.
Scientists had known of an Adélie penguin colony (Pygoscelis adeliae) in these Danger Islands, but satellite images revealed more guano on the rocky islands...
Because Antarctica's dry, cold conditions preserve penguin detritus, each colony accumulates piles of guano, as well as old feathers, eggshells, and bones, especially those of chicks.
«If you dig into an active penguin colony, the sediments will be jet black and tarry and gooey — that's just degrading guano and pebbles,» says Emslie.
The remotely - sensed images were then analysed using a supervised classification method to separate penguins from snow, shadow and guano.
West of the coast of Pisco & Paracas lies the Ballestas Islands, a poor man's version of the Galapagos Islands with flocks of pelicans, penguins, cormorants and Peruvian boobies giving the islands another moniker — the Guano Islands, as every inch is covered with bird droppings.