Knowledge Tree
Relations (1)
cross_type 2.00 — strongly supporting 3 facts
The killer whale is related to the Arctic because research indicates their range is expanding into Arctic waters [1], they are physically present in the region as evidenced by epizoic barnacles [2], and their predatory behavior influences the habitat selection of other species within Arctic environments [3].
Facts (3)
Sources
A review of climate change impacts on migration patterns of marine ... frontiersin.org 3 facts
referenceMatthews et al. (2020b) concluded that the presence of killer whales influences bowhead whales to select sea ice habitats as a defensive strategy in Arctic environments.
referenceMatthews et al. (2024) inferred that dietary plasticity and broad North Atlantic origins, as indicated by bulk and amino acid-specific δ15N and δ13C isotope analysis, support the expansion of killer whale ranges into Arctic waters.
referenceMatthews et al. (2020a) determined that the presence of epizoic barnacles on Arctic killer whales indicates that these whales previously resided in warmer waters.