Assertion: pike's diet | /r/HasProperty | other fish
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Source sentences:
text: The most famous of these giants were the Jurassic Leedsichthys, which some reconstructions put at a whopping 70 feet long, and the Cretaceous Xiphactinus, which was "only" about 20 feet long but at least had a more robust diet (other fish, compared to Leedsichthys' diet of plankton and krill).