Dolphins: Chefs of the Sea

Dolphin moms pass skills on to daughters; males do their own thing

(NEWSER) - Beside humans, few other animals use tools to get their everyday chores done. Even fewer of them are marine mammals, so researchers in Australia were surprised to catch bottlenose dolphins employing conical sponges to dig in the seafloor. Mostly female dolphins use the snout-protectors, and only if their mothers showed them how, reports the Wall Street Journal. More»

Rash of strandings puzzles experts

(NEWSER) - Volunteers in Cape Cod are scrambling to deal with an unusual spate of dolphin strandings. A solitary dolphin was found stranded last Thursday and dozens more followed in the days after. Nineteen were treated and released but eight others couldn't be saved, and another 32 washed ashore already dead, MSNBC reports. More»

Scientists credit luck for natural wonder's 'spectacular' healing

(NEWSER) - Parts of the Great Barrier Reef bleached by warming waters 3 years ago have made a speedy recovery because of a few lucky breaks, the Guardian reports. Reefs typically take at least a decade to overcome human-created crises, but a combination of biological factors helped the reef's speedy healing, Australian scientists conclude in a new study. More»

But rescuers are ultimately able to save only four

(NEWSER) - Rescue crews saved four long-finned pilot whales after a mass stranding in Western Australia’s Hamelin Bay, but scores of others died, the West Australian reports. Eighty-seven whales and dolphins beached Monday, prompting more than 250 volunteers and 100 conservation workers to spend a near-freezing night on the beach nursing the survivors with by pouring water on them and making sure their blowholes were clear. More»

(NEWSER) - The female Gouldian finch can control the sex of her egg to produce the strongest possible offspring, the BBC reports. The species comes in two head colors, red and black, and same-color mates are more compatible. If a female finds herself with a different color mate, her offspring will be 70% male, the heartier gender in that case. A same color match produces an equal number of males and females. More»