Official website: http://to.pbs.org/2sJLYYQ | #AlaskaLive
Co-hosts Chris Kratt and Martin Kratt join Dr. Joy Reidenberg to take a look at the differences between black and brown bear claws.
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Broadcasting live over three nights with hosts Chris Kratt and Martin Kratt, PBS, in partnership with the BBC, will turn the cameras on a must-see natural spectacle as thousands of the world’s wildest animals gather to take part in Alaska’s amazing summer feast.