Polar bear (Ursus maritimus), 3 month old cubs in their den. Churchill, MB, Canada

ursus maritimus ursus ursidae carnivora mammalia vertebrata polar bear ursus maritimus north american tundra sky snow spring sunset adult family tenderness overview backlighting carnivore diet churchill bay ursus tree den complicity evening vulnerable iucn vu litter offspring cites appendix 2 bear cub she bear march month nobody bear carnivoran mammal wild animal polar tundra low formation area meteorological phenomenon atmosphere solid precipitation precipitation 2 temperate season seasons sun space stage of development individual enumeration emotion shot light effect diet pattern species manitoba province of canada north america america ursidae carnivora mammalia vertebrata woody plant morphology botany morphology organism animal construction behavior twilight atmosphere ambiance iucn red list of threatened species convention on international trade in endangered species of wild cites young female polar bears ursus maritimus north american tundras skies snow covered snowy sunsets adults families affection good looking cute tenderly caress caresses tendernesses overviews global sight global sights full length backlightings backlit carnivorous animal carnivores diet carnivorous animals meat eating animal meat eating animals trees dens complicities collusion accomplice accomplices collusions day fall nightfall late afternoon vulnerable species litters offspring bear cubs she bears with nobody ursus maritimus