A better pregnancy test for whales

It's not easy to do pregnancy tests on whales. You can't just ask a wild ocean animal that's the size of a school bus to pee on a little stick. For decades, the only way scientists could count pregnant females was by sight ...

Sea mammals find US safe harbor

(Phys.org) —In 1972, a U.S. Senate committee reported, "Many of the great whales which once populated the oceans have now dwindled to the edge of extinction," due to commercial hunting. The committee also worried about ...

Scientists use marine robots to detect endangered whales

(Phys.org)—Two robots equipped with instruments designed to "listen" for the calls of baleen whales detected nine endangered North Atlantic right whales in the Gulf of Maine last month. The robots reported the detections ...

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