ocra pregnancies failed

killer whale no food no baby

經過七年研究虎鯨糞便及觀察幼鯨,發現三分之二的虎鯨都懷孕失敗,並相信是食物短缺令牠們營養不良,導致懷孕不穩定。

over a 7 years study of ocras’ excrement collected at sea, the team found out more than two-thirds of the orca pregnancies failed. the researchers believe this is because the lack of food and nutritional stress.

UW study pins orca pregnancy problems on lack of salmon

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