Science news articles about 'dolphins and porpoises'

... journal Biodiversity and Conservation, has revealed a disturbing rise in the number of whales, dolphins and porpoises found dead on Cornish beaches. The frequency of these mammals, collectively known ...

(PhysOrg.com) -- More whales, dolphins and porpoises than was previously thought could be at risk from the effects of climate change, according to a new study.

... , released today, states that inadequate conservation measures are pushing small cetaceans – such as dolphins, porpoises and small whales – toward extinction as their survival is overshadowed by ...

When the ancestors of living cetaceans -- whales, dolphins and porpoises -- first dipped their toes into water, a series of evolutionary changes were sparked that ultimately nestled these swimming ...

... that have teeth and include beaked, sperm, killer and beluga whales and narwhals as well as dolphins and porpoises. Recent studies have reported the accumulation of POPs in the blubber and tissues of ...

... are important to the diet of cetaceans, a class of marine mammals which includes whales, dolphins and porpoises. Cephalopods are the primary food for 28 species of odontocetes, the sub-order of ...

(PhysOrg.com) -- The seemingly effortless way dolphins and porpoises slice through the water and the unique capabilities of the supersonic Concorde airplane have more in common than one might think.

... will present different challenges for genome sequencing, Baker says, and whales, dolphins and porpoises could be among the most difficult. "With some species of mammals, the computational assembly ...