Killer Whale “Peanut Head”

Southern Resident orca, J28, with “peanut head” swimming with her malnourished calf, J54 (October 2, 2016/CWR Encounter #110). J28 is estimated to have died between October 16 and 18 – Photo © Copyright Center for Whale Research

The Center for Whale Research shares this story…

What is it, when does it happen, and what are the causes?

Several weeks ago, K21, the oldest male killer whale (orca) in the Southern Resident community, was photographed and videoed in a state of severe emaciation, showing an extreme version of what killer whale researchers sometimes refer to as “peanut head.”


Posted on August 26, 2021 at 5:50 am by

Categories: Animals, Science, Wildlife

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