Assertion: beluga | /r/Desires | sea ice
Facets:
value: like the other ice whales
type: OTHER
value: for protection from predatory killer whales
type: PURPOSE
Source sentences:
text: Belugas rely on sea ice when they are migrating as protection from killer whales (who prey on belugas, but are not as well adapted to ice).
text: Belugas, like the other ice whales (narwhal and bowhead), depend on sea ice for protection from predatory killer whales, which are an increasing threat as sea ice retreats and opens new areas to the killer whale.