Ancient four-legged whales once roamed land and sea

Whales belong in the ocean, right? That may be true today, but cetaceans (whales, dolphins, porpoises) actually descended from four legged mammals that once lived on land. New research published in Current Biology reports ...

Sea snakes make record-setting deep dives

Sea snakes, best known from shallow tropical waters, have been recorded swimming at 250 metres in the deep-sea 'twilight zone', smashing the previous diving record of 133 metres held by sea snakes.

Menu change for corals in warming reefs

Warming coral reefs are losing their capacity to feed themselves from sunlight, making nutritious deep ocean water critical for their survival, according to a University of Queensland study.

A small plesiosaur lived in Spain 125 million years ago

Plesiosaurs, erroneously viewed as dinosaurs, inhabited all Earth's oceans between 200 million and 65 million years ago. In the Peninsula, only scarce remains of these long-necked reptiles had been found. Now, a group of ...

Improving ecosystems with aquatic plants

Researchers Lyn Gettys and Kimberly Moore conducted a study and a series of experiments at the University of Florida to determine whether littoral aquatic plants could be grown effectively using a variety of substrates and ...

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