A Small Penguin and an Enormous Baleen Whale Both Feed

question 27

Multiple Choice

A small penguin and an enormous baleen whale both feed on shrimp-like krill,yet only the whale is considered a suspension feeder.Which of the following can most likely explain this distinction?

• A) Penguins feed on krill when the krill are attached to the bottom of an ice sheet,rather than suspended in the water.
• B) Baleen whales eat the penguins that have eaten the krill.
• C) Penguins hunt krill by sight catching them one at a time;baleen whales collect huge numbers of krill at once.
• D) Penguins and baleen whales feed on krill at different times of year.
• E) Penguins use their beak to catch the krill;baleen whales use their teeth.

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