Penguins on the Beach NPR's Martin Kaste reports penguins from Argentina and the Falkland Islands are invading Rio de Janeiro's beaches. Many locals are adopting the birds as pets but scientists are concerned about why they've suddenly appeared.

Penguins on the Beach

November 21, 200012:00 AM ET

Heard on Morning Edition

Penguins on the Beach

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NPR's Martin Kaste reports penguins from Argentina and the Falkland Islands are invading Rio de Janeiro's beaches. Many locals are adopting the birds as pets but scientists are concerned about why they've suddenly appeared.