What two main categories constitute the most notable non-fish supplements to a seal's diet?

Answer

Cephalopods and crustaceans

Invertebrates incorporated into the feeding regimen fall into two main categories: cephalopods, which include squid and octopus, and crustaceans, which include crabs, shrimp, and krill.

What two main categories constitute the most notable non-fish supplements to a seal's diet?

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What Do Seals Eat? - YouTube

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