Assertion: killer whale | /r/CapableOf | carry ddt
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Source sentences:
text: Other threats faced by killer whales include pollution (orcas can carry chemicals such as PCBs, DDTs and flame retardants that can affect the immune and reproductive systems), ship strikes, reduction of prey due to overfishing, and loss of habitat, entanglement, ship strikes, irresponsible whale watching, and noise in the habitat, which can affect the ability to communicate and find prey.