0 a small white whale that lives mainly in the Arctic:
Biologists are trying to find out what is endangering belugas in the Cook Inlet.
These beluga whales live under three feet of ice in the freezing waters of northern Russia's White Sea.
Beluga is the largest freshwater fish on earth.
It can take a female beluga sturgeon 25 years to produce her first eggs.
1 a type of expensive caviar (= fish eggs) that comes from beluga fish:
With binoculars you can watch the beluga whales that swim with the summer tide in and out of the river estuary.
Polar bears' main source of food is seals, but they sometimes eat walruses and even beluga whales.
Lake sturgeon are comparable in size and color to beluga.
He imported some belugas from overseas to raise for their eggs and meat.
If you ever get your hands on beluga, I would suggest not embellishing the flavour of the roe with anything at all.
