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11 de nov. de 2023 · The Polar Bear Specialist Group (PBSG) is composed of skilled and dedicated professionals who volunteer their scientific expertise to help conserve polar bears and advance the goals of the International Union for the Conservation of Nature and Natural Resources (IUCN). As we enter the next quadrennial cycle of the IUCN, we are privileged to ...
Hace 23 horas · Join us to make change. Speak up for species and places through WWF's Action Center. Make a symbolic animal adoption to help save some of the world's most endangered animals from extinction and support WWF's conservation efforts. Although polar bear fur appears white, it is actually clear. The hairs are hollow and contain no pigment.
U. maritimus. Binomial name. Ursus maritimus. Polar bear range. Jayxœur and Jasonxœur play-fighting. The polar bear ( Ursus maritimus) is a large bear which lives in the Arctic. [3] It has black skin under the white fur. They are strong and fast, and can run as fast as 25 miles (40 km) an hour for a short distance.
Durante miles de años, los osos polares también han sido importantes para las culturas y las economías de las comunidades de la región. Los osos polares dependen del hielo marino para su sobrevivencia y se ven directamente afectados por el cambio climático. Por eso estos animales son un indicador clave del estado de salud del Ártico.
Polar bears live along shores and on sea ice in the icy cold Arctic. When sea ice forms over the ocean in cold weather, many polar bears, except pregnant females, head out onto the ice to hunt seals. Polar bears primarily eat seals. Polar bears often rest silently at a seal's breathing hole in the ice, waiting for a seal in the water to surface. A polar bear may also hunt by swimming beneath ...
Polar bears largely eat ringed and bearded seals, but depending upon their location, they may eat harp, hooded and ribbon seal. A 121-pound seal can provide 8 days worth of energy – but the bear needs to eat much more in order to store up reserves. When there are plenty of seals, adult polar bears only eat the fat, leaving the carcass for ...
ホッキョクグマは北極の生活のために体を進化させた。. 保温性の高い毛皮、分厚い脂肪、短い足は、寒冷な気候への適応である。. 泳ぐホッキョクグマ（ドイツの Bremerhaven Zoo ）. じゃれあう二頭のホッキョクグマ. 体長 オス：200–250 cm 、メス：180–200 cm ...
