Low oxygen levels are pushing fish into shallower waters

Fish can drown. While it may not seem like it, fish do require oxygen to breathe; it's just that they get what they need from the oxygen dissolved in water rather than in the air. Too little oxygen spells trouble for our ...

Lost in the Med: Pacific grey whale ventures far from home

A young grey whale has been sighted off the southern French coast in recent days, lost in the Mediterranean and trying unsuccessfully to make it back to its natural habitat—the northern Pacific—the national network for ...

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