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01837agm a2200445Ki 4500 001 54C751B8E59011E4B87737CBDAD10320 003 SILO 005 20150418010117 007 vd cvaizs 008 141118s2015 xxu060 vleng d 020 $a 1627892044 020 $a 9781627892049 024 10 $a 841887023337 028 42 $a NAT63203 $b PBS Distribution 035 $a (OCoLC)897439028 040 $a DYJ $b eng $e rda $c DYJ $d TEF $d BDX $d SILO 041 0 $a eng $j eng $h eng 043 $a r------ 245 00 $a Invasion of the killer whales $h [videorecording]. 246 30 $a Invasion of the killer whales. 260 $a [United States] : $b PBS Distribution, $c 2015. 300 $a 1 videodisc (60 min.) : $b sound, color ; $c 4 3/4 in. 538 $a DVD; widescreen presentation; stereo. 546 $a English dialogue; English subtitles for the deaf and hard of hearing. 500 $a Originally broadcast on PBS television. 520 $a A remarkable new story is unfolding in the Arctic. As the ice melts and polar bears struggle to survive, another animal is taking over the polar bear's once dominant role as top predator. An ever-increasing number of killer whales are appearing in Arctic waters. As the polar bear's world is shrinking, the orca's is growing. 521 8 $a Rating: TV-PG. 650 0 $a Killer whale $z Arctic regions. 650 0 $a Documentary television programs. 650 0 $a Wildlife television programs. 650 0 $a Television series. 700 $a Iowa Public Television. 941 $a 5 945 $a dvv 952 $l UNUX074 $d 20210428013618.0 952 $l BOPG851 $d 20181006105106.0 952 $l YUPD232 $d 20151209013747.0 952 $l CBPF522 $d 20150623011840.0 952 $l HRPE845 $d 20150418010723.0 956 $a http://locator.silo.lib.ia.us/search.cgi?index_0=id&term_0=54C751B8E59011E4B87737CBDAD10320Initiate Another SILO Locator Search