Melting Arctic sea ice means polar bears will have ever-shorter seasons to hunt and breed, new research has warned. The study found that across all polar bear populations in the Arctic ice has been melting increasingly earlier in the spring and growing later in the autumn since 1979. This will threaten the bears’ very survival, the researchers have said, because the creatures depend on the ice for their livelihood. Polar bears can’t outswim their prey, so instead they perch on the ice as a platform and ambush seals at breathing holes or break through the ice to access their dens. ’Sea ice really is their platform for life,’ said study co-author Doctor Kristin Laidre WHY ICE IS SO IMPORTANT TO POLAR BEARSNineteen separate polar bear populations live throughout the Arctic, spending their winters and springs roaming on sea ice and hunting.The bears have evolved mainly to eat seals, which provide necessary fats and nutrients in the harsh Arctic environment.Polar bears can’t outswim their prey, so instead they perch on the ice as a platform and ambush seals at breathing holes or break through the ice to access their dens.’Sea ice really is their platform for life,’ said study co-author Doctor Kristin… Read full this story
- Polar Bear Facts
- Where Do Polar Bears Live?
- Polar Bears Mostly Extinct by 2050
- WowWee Polar Bear Cub - Interactive Furry Fun
- Polar Bear to Install Air-Conditioning
- Little Polar Bear And The Whales By Hans De Beer - A Children's Book Review
- Will Ford Be Extinct Before the Polar Bears?
- Pick Up a Penguin, Pony, Polar Bear?
- Selling Laptops to Polar Bears
- Flu Season Ahead - Time to Boost the Immune System
Polar bears are facing shorter seasons: Creatures will have less time to hunt and breed due to melting Arctic ice have 287 words, post on www.dailymail.co.uk at September 14, 2016. This is cached page on IT Breaking News. If you want remove this page, please contact us.