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Lower levels of oxygen in the Earth’s oceans, particularly off the United States’ Pacific Northwest coast, could be another sign of fundamental changes linked to global climate change, scientists say.

They warn that the oceans’ complex undersea ecosystems and fragile food chains could be disrupted.

In some spots off Washington state and Oregon , the almost complete [...]

Visit Australia’s Optus Whalesong and, using your keyboard, type a message that will be translated and “sung” to a beautiful virtual whale, which will respond to what you type. Its quite relaxing.
image source specieslist.com

As long as dinosaurs have been known, there has been speculation about their appearance. Fossil feathers can preserve the morphology of color-imparting melanosomes, which allows color patterns in feathered dinosaurs to be reconstructed. Here, we map feather color patterns in a Late Jurassic basal paravian theropod dinosaur. Quantitative comparisons with melanosome shape and density in [...]