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Dolphins and Whales News -- ScienceDaily

Dolphins gather in female family groups - Social clusters including mothers' groups play an important role in the life of southern Australian bottlenose dolphins, a new study shows. Like giraffes, lions, hyenas and grey kangaroos, bottlenose dolphins appear to form social bonds with kin and other females in similar reproductive condition, while maintaining moderate and loose social bonds with some same-sex individuals.
Grey seals discovered clapping underwater to communicate - Wild grey seals can clap their flippers underwater during breeding season.
Marine heat wave linked with spike in whale entanglements - Climate change is increasing the frequency and severity of marine heat waves -- warm water anomalies that disrupt marine ecosystems -- and this is creating new challenges for fisheries management and ocean conservation. A new study shows how the record-breaking marine heat wave of 2014 to 2016 caused changes along the US West Coast that led to an unprecedented spike in the numbers of whales that became entangled in fishing gear.
Sharp increase in Ningaloo whale shark injuries might be due to boat encounters - Almost one-fifth of the whale sharks (Rhincodon typus) in Western Australia's Ningaloo Reef Marine Park show major scarring or fin amputations, with the number of injured animals increasing in recent years, new research reveals.
Technique allows dolphin pregnancy exams to mirror those in humans - In a groundbreaking study, scientists have developed a new ultrasound technique for evaluating dolphin fetuses at all stages of gestation.