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It is unsurprising and perhaps genealogically significant that it is K Pod that 'pairs' with the other two pods, while J Pod and L Pod are vocally far apart. [ 82 ] [ 74 ] Because it is unique to a particular group of orcas, a dialect makes it possible to identify which orcas are present from acoustic evidence without visual detection. [ 83 ]
The fact that all three pods (J, K, L) interbreed and interact regularly creates additional genetic challenges for the survivors, and no pod maintains its historical diversity. In 1970, the notorious Penn Cove capture resulted in the deaths of five calves and the capture of seven more, including the female Lolita (Tokitae) who died in 2023 ...
The IUCN reported in 2008, "The taxonomy of this genus is clearly in need of review, and it is likely that O. orca will be split into a number of different species or at least subspecies over the next few years." [3] Although large variation in the ecological distinctiveness of different orca groups complicate simple differentiation into types. [4]
An endangered orca vanished from a dwindling whale pod off the Washington coast, a conservation group said. The missing Southern Resident killer whale, K-26, was not seen by researchers during an ...
For 50 minutes, multiple pods of orcas worked together, hunting off the California coast. Two orcas, the matriarchs among the group of about 30 whales, on April 2 circled a 20-foot-long minke ...
Granny (born c. 1936-1951 approx, died c. 2016), also known as J2, was a female orca of the J pod of southern resident orcas notable for her long life. Early estimates placed her birth in 1911, putting her at 105 years old at the time of her death.
A4 pod is a killer whale family in British Columbia.As of March 2013, it consists of three matrilines and 15 members and is the family of Springer, the first orca to be successfully reintroduced to the wild after being handled by humans.
Bigg's team slowly realized that killer whale pods are matrilineal: killer whales travel not with their mates, but with their mothers and maternal relatives. The basis of resident killer whale groupings is the rule that each animal always travels with its mother for as long as she lives. [4] [9]